diff --git a/editor/index.html b/editor/index.html
index 45996514..ae6e648d 100644
--- a/editor/index.html
+++ b/editor/index.html
@@ -51,9 +51,14 @@
 						<div class="titleWidgetContainer"></div>
 					</div>
 
-					<div id="titleFlexItem" class="bitsy-playmode-disable">
+					<div style="width: 400px;" id="instanceFlexItem">
 						<div class="instanceNameContainer"></div>
 					</div>
+					<button style="height: 25px;" id="instanceNameCopy">
+					<label title="copy instance URL" for="instanceNameCopy" id="instanceNameCopyLabel" class="bitsy-menu-label">
+						<span class="bitsy_icon">open_tool</span>
+					</label>
+					</button>
 
 					<!-- show tools -->
 					<input type="checkbox" value="toolsPanel" id="toolsCheck" autocomplete="off" />
@@ -125,7 +130,7 @@
 			</div>
 		</div>
 
-		<div id="editorWindow" > <!-- FIXME: onmousewheel="blockScrollBackpage(event);" -->
+		<div id="editorWindow" >
 			<div id="editorContent">
 
 				<div id="aboutPanel" class="bitsy-card bitsy-card-m bitsy-workbench-item">
@@ -833,6 +838,7 @@
 			</div> <!-- Editor Content -->
 		</div> <!-- Editor Window -->
 
+		<canvas id="pointerOverlay" class="overlay"></canvas>
 		</div>
 
 	</body>
diff --git a/editor/index.js b/editor/index.js
index ce64e759..d383ac46 100644
--- a/editor/index.js
+++ b/editor/index.js
@@ -6,12 +6,13 @@ import {start,
     openFindToolWithCurrentPaintCategory, togglePaintGrid, on_paint_frame1, on_paint_frame2, prevPalette, nextPalette, newPalette,
     duplicatePalette, deletePalette, changeColorPickerIndex, prevDialog, nextDialog, addNewDialog, duplicateDialog, deleteDialog, openFindTool,
     toggleAlwaysShowDrawingDialog, showInventoryItem, showInventoryVariable, startRecordingGif, stopRecordingGif, takeSnapshotGif, toggleSnapshotMode,
-    toggleExitOptions, grabCard, onDialogNameChange, onChangeExitTransitionEffect,
-    on_drawing_name_change, on_toggle_wall, on_toggle_animated, on_palette_name_change 
+    toggleExitOptions, grabCard, onDialogNameChange, onChangeExitTransitionEffect, blockScrollBackpage, copyInstanceURL,
+    on_drawing_name_change, on_toggle_wall, on_toggle_animated, on_palette_name_change
 } from "./script/editor.js"
 import {aboutOpenTab} from "./script/tools/about.js"
-import {showPanel, hidePanel} from "./script/editor_state.js"
+import {showPanel, hidePanel, loadIcons} from "./script/editor_state.js"
 
+loadIcons()
 start()
 
 export function testShim (gameTool) {
@@ -23,6 +24,7 @@ export function bindToolDialogs () {
     // I get called during editor initialization by start()
     
     document.querySelectorAll(".bitsy-card-title").forEach(u => u.addEventListener("onmousedown", grabCard))
+    document.querySelector("#editorWindow").addEventListener("onmousewheel", blockScrollBackpage)
 
     document.querySelector("#dialogShowCodeCheck").addEventListener("click", toggleDialogCode)
     document.querySelector("#toolsCheck").addEventListener("click", toggleToolBar)
@@ -118,4 +120,6 @@ export function bindToolDialogs () {
     document.querySelector("#wallCheckbox").addEventListener("change", on_toggle_wall)
     document.querySelector("#animatedCheckbox").addEventListener("change", on_toggle_animated)
     document.querySelector("#paletteName").addEventListener("change", on_palette_name_change)
+
+    document.querySelector("#instanceNameCopy").addEventListener("click", copyInstanceURL)
 }
\ No newline at end of file
diff --git a/editor/script/dialog_editor.js b/editor/script/dialog_editor.js
index c25cf6f6..31e82106 100644
--- a/editor/script/dialog_editor.js
+++ b/editor/script/dialog_editor.js
@@ -1,6 +1,8 @@
 import { rgbToHex } from "./util.js"
 import { scriptInterpreter, scriptUtils, titleDialogId } from "./engine/world.js"
-import { getTitle, getPal, curDefaultPal, sprite, tile, room, item, dialog, palette, setTitle } from "./engine/bitsy.js"
+import { getTitle, getPal, curDefaultPal, sprite, tile, room, item, dialog, palette, blip, tune,
+	setTitle } from "./engine/bitsy.js"
+import { tilesize } from "./system/system.js"
 
 import { ThumbnailRenderer } from "./thumbnail.js"
 import { iconUtils, events } from "./editor_state.js" 
diff --git a/editor/script/editor.js b/editor/script/editor.js
index 0a8a4415..0b6a140d 100644
--- a/editor/script/editor.js
+++ b/editor/script/editor.js
@@ -2,10 +2,10 @@ import { TileType, labelElementFactory, rgbToHex, rgbToHsl, getDrawingDialogId,
 import { initSystem, bitsyLog, tilesize, scale, mapsize, width, attachCanvas, loadGame, quitGame } from "./system/system.js"
 import { Resources } from "./generated/resources.js"
 
-import { clearGameData, getPal, getRoomPal, animationTime, initRoom,
-	curDefaultPal, sprite, tile, room, item, renderer, state, dialog, palette, flags,
+import { clearGameData, getPal, getRoomPal, animationTime, initRoom, soundPlayer,
+	curDefaultPal, sprite, tile, room, item, renderer, state, dialog, palette, flags, fontName,
 	setInventoryCallback, setVariableCallback, setGameResetCallback, setInitRoomCallback, textDirection,
-	loadWorldFromGameData, serializeWorld, updateNamesFromCurData } from "./engine/bitsy.js"
+	loadWorldFromGameData, serializeWorld, updateNamesFromCurData, resetAllAnimations } from "./engine/bitsy.js"
 import { titleDialogId, version, defaultFontName,
 	createDrawingData, createExitData, createEndingData} from "./engine/world.js"
 
@@ -30,7 +30,7 @@ import { makeTuneTool } from "./tools/tune.js"
 import { makeBlipTool } from "./tools/blip.js"
 
 import { setAboutPage, initAbout } from "./tools/about.js" // FIXME
-import { localization, readUrlParameters, iconUtils, fontManager,
+import { localization, readUrlParameters, iconUtils, fontManager, defaultFonts,
 	events, getPanelPrefs, showPanel, updatePanelPrefs, togglePanel, togglePanelCore } from "./editor_state.js"
 
 import { attachServer, updateText, userId } from "./system/multiplayer.js" // FIXME
@@ -324,7 +324,7 @@ export let curDialogEditor = null;
 export let curPlaintextDialogEditor = null; // the duplication is a bit weird, but better than recreating editors all the time?
 
 export function openDialogTool(dialogId, insertNextToId, showIfHidden) { // todo : rename since it doesn't always "open" it?
-	// console.log(new Error("who opened the dialog tool?"))
+	console.log("dialog tool reload: " + new Error().stack)
 
 	if (showIfHidden === undefined || showIfHidden === null) {
 		showIfHidden = true;
@@ -529,7 +529,7 @@ export function deleteDialog() {
 
 // TODO : move into the paint tool
 var paintDialogWidget = null;
-function reloadDialogUI() {
+export function reloadDialogUI() {
 	var dialogContent = document.getElementById("dialog");
 	dialogContent.innerHTML = "";
 
@@ -641,6 +641,13 @@ function Timer() {
 }
 
 var editMode = EditMode.Edit; // TODO : move to core.js?
+const editorWindow = document.querySelector("#editorWindow")
+let instanceTextInput
+
+/* MULTIPLAYER */
+export let server
+export let copresenceContext
+export const peerCursors = {}
 
 /* TOOL CONTROLLERS */
 export let roomTool;
@@ -660,7 +667,7 @@ export function setItemIndex(idx) { itemIndex = idx; }
 var roomIndex = 0;
 
 /* BROWSER COMPATIBILITY */
-var browserFeatures = {
+export var browserFeatures = {
 	colorPicker : false,
 	fileDownload : false,
 	blobURL : false
@@ -671,8 +678,8 @@ var gifencoder = new gif();
 var gifFrameData = [];
 
 /* EXPORT HTML */
-var makeURL = null;
-var exporter = new Exporter();
+export var makeURL = null;
+export var exporter = new Exporter();
 
 function detectBrowserFeatures() {
 	bitsyLog("BROWSER FEATURES", "editor");
@@ -739,7 +746,6 @@ export function resetFindTool() {
 	});
 }
 
-export let server
 export async function start() {
 	initSystem();
 
@@ -747,10 +753,13 @@ export async function start() {
 	events.Listen("game_data_change", function(event) {
 		// TODO : refactor "openDialogTool" to split out the actual opening from reloading
 		// force re-load the dialog tool
-		openDialogTool(titleDialogId, /*insertNextToId*/ null, /*showIfHidden*/ false);
+		// openDialogTool(titleDialogId, null, false); // titleDialogId, insertNextToId, showIfHidden
 	});
 	detectBrowserFeatures();
 
+	resizeCanvasOverlay()
+	copresenceContext = document.getElementById('pointerOverlay').getContext('2d');
+
 	// enable multiplayer editing
 	server = await attachServer(true)
 	let handle = server.handle
@@ -788,16 +797,76 @@ export async function start() {
 	
     // listen to multiplayer server
     handle.on("change", () => {
-		// console.log('sync crdt')
-
 		var gamedataChanged = handle.doc().bitsy;
         Store.set("game_data", gamedataChanged)
 
 		mutex = handle.doc().mutex
+		console.log('sync crdt: update from ' + Object.entries(mutex))
 
-		on_game_data_change_core()
-		// reload_game_data(); // causes flicker
+		// on_game_data_change_core()
+		reload_game_data();
     })
+	
+	// share my cursor
+	document.addEventListener("mousemove", cursorOverlay)
+	document.addEventListener("mousedown", cursorDownOverlay)
+
+	// render shared cursors
+	const cursorIcon = bakeCursor()
+    handle.on("ephemeral-message", ({handle, senderId, message}) => {
+		let ctx = copresenceContext
+
+		// HACK: initialize peers on connection, not in the mousemove handler
+		let u = peerCursors[senderId]
+		if (u === undefined) {
+			let randomColor = '#000'
+			console.log('saw peer with color ' + handle[senderId])
+			if (!handle[senderId])
+				handle[senderId] = randomColor
+			peerCursors[senderId] = {color: handle[senderId]};
+		}
+
+		// update this peer's cursor ghost
+		if (message.type == "mousemove") {
+			u.mouseX = message.mouseX;
+			u.mouseY = message.mouseY;
+			u.age = 0;
+		}
+
+		// clear out timed-out peers
+		for (let i in peerCursors) {
+			if (peerCursors[i].age > 500)
+				delete peerCursors[i]
+		}
+
+		// redraw cursors
+		ctx.clearRect(0, 0, window.innerWidth, window.innerHeight);
+		ctx.fillStyle = '#fff'
+
+		if (message.type == "mousedown") {
+			ctx.save()
+			ctx.fillStyle = '#ffa7'
+			ctx.translate(u.mouseX - editorWindow.scrollLeft,
+							u.mouseY - editorWindow.scrollTop);
+			ctx.beginPath()
+			ctx.arc(0, 0, 10, 0, 2*Math.PI)
+			ctx.fill()
+			ctx.restore()
+		}
+
+		for (let i in peerCursors) {
+			let msg = peerCursors[i]
+			++msg.age;
+			ctx.strokeStyle = msg.color; // always black
+
+			ctx.save();
+			ctx.translate(msg.mouseX - editorWindow.scrollLeft,
+							msg.mouseY - editorWindow.scrollTop);
+			ctx.fill(cursorIcon);
+			ctx.stroke(cursorIcon);
+			ctx.restore();
+		}
+	})
 
 	// now world data like `sprite` and `tile` is loaded
 	// let's make the find tool so that tool cards can use it
@@ -922,7 +991,7 @@ export async function start() {
 	}
 	
 	let instanceNameWidget = document.getElementsByClassName("instanceNameContainer")[0];
-	let instanceTextInput = document.createElement("input");
+	instanceTextInput = document.createElement("input");
 	instanceTextInput.classList.add("textInputField");
 	instanceTextInput.style.width = "calc(100% - 15px)"
 	instanceTextInput.type = "text";
@@ -969,6 +1038,36 @@ export async function start() {
 	bindToolDialogs();
 }
 
+function bakeCursor(scale = 1) {
+  const p = new Path2D();
+  p.moveTo(0, 0);           // tip (hotspot)
+  p.lineTo(0, 16 * scale);  // left edge bottom
+  p.lineTo(4 * scale, 12 * scale);  // inner notch
+  p.lineTo(7 * scale, 18 * scale);  // stylus tip
+  p.lineTo(9 * scale, 17 * scale);  // stylus right
+  p.lineTo(6 * scale, 11 * scale);  // back to body
+  p.lineTo(11 * scale, 11 * scale); // right shoulder
+  p.closePath();
+  return p;
+}
+
+function resizeCanvasOverlay() {
+	let canvas = document.getElementById('pointerOverlay')
+	canvas.width = window.innerWidth;
+	canvas.height = window.innerHeight;
+}
+window.addEventListener('resize', resizeCanvasOverlay, false)
+
+export function copyInstanceURL() {
+    navigator.clipboard.writeText(`${location.origin}${location.pathname}?instance=${Store.get("instance_name")}`)
+    instanceTextInput.value = "Copied instance URL!"
+	this.readOnly = true
+	setTimeout(() => {
+		instanceTextInput.value = Store.get("instance_name")
+		this.readOnly = false
+	}, 1000);
+}
+
 export function newDrawing() {
 	paintTool.newDrawing();
 }
@@ -1924,6 +2023,7 @@ export function on_change_adv_dialog() {
 export function reload_game_data() {
 	// FIXME: why does palette revert?
 	// console.log(roomTool?.selectedId, getRoomPal(roomTool?.selectedId))
+	console.log("reload_game_data")
 
 	// same as core, but doesn't reset editor state
 	var gamedataStorage = Store.get("game_data");
@@ -1932,7 +2032,11 @@ export function reload_game_data() {
 	clearGameData();
 	loadWorldFromGameData(gamedataStorage);
 
-	events.Raise("game_data_change"); // who consumes this?
+	// reset animations
+	resetAllAnimations();
+	renderer.ClearCache(); // reset the renderer after loading the world to avoid nondeterminism
+
+	// events.Raise("game_data_change"); // callback defined in start()
 }
 
 export function on_game_data_change() {
@@ -1945,6 +2049,7 @@ export function on_game_data_change() {
 export function on_game_data_change_core() {
 	var gamedataStorage = Store.get("game_data");
 	bitsyLog(gamedataStorage, "editor");
+	console.log("on_game_data_change_core")
 	console.log('which tool?: ' + mutex[userId])
 
 	// FIXME: don't clobber the tool we're holding
@@ -1956,6 +2061,7 @@ export function on_game_data_change_core() {
 		spriteId = sortedSpriteIdList().filter(function (id) { return id != "A"; })[spriteIndex];
 		
 	clearGameData();
+	renderer.ClearCache();
 	loadWorldFromGameData(gamedataStorage); // reparse world if user directly manipulates game data
 
 	/*
@@ -1980,6 +2086,7 @@ export function on_game_data_change_core() {
 	if (drawing) {
 		curPaintMode = drawing.type;
 	}
+	*/
  
 	//fallback if there are no tiles, sprites, map
 	// TODO : switch to using stored default file data (requires separated parser / game data code)
@@ -1998,13 +2105,9 @@ export function on_game_data_change_core() {
 	if (Object.keys(item).length == 0) {
 		makeItem("0");
 	}
-	*/
-
-	// refresh images
-	renderer.ClearCache();
 
 	// try not to clobber editor state
-	/* roomIndex = 0;
+	// roomIndex = 0;
 
 	/*
 	var curPaintMode = TileType.Avatar;
@@ -2027,17 +2130,17 @@ export function on_game_data_change_core() {
 
 	// paintTool.reloadDrawing(); // this reloads the dialog UI
 	updateInventoryUI(localization);
-   */
+	*/
 
 	// FIXME: catch undefined fontName on startup
 	// if user pasted in a custom font into game data - update the stored custom font
-	/* if (defaultFonts.indexOf(fontName + fontManager.GetExtension()) == -1) {
+	if (defaultFonts.indexOf(fontName + fontManager.GetExtension()) == -1) {
 		var fontStorage = {
 			name : fontName,
 			fontdata : fontManager.GetData(fontName)
 		};
 		Store.set('custom_font', fontStorage);
-	} */
+	}
 
 	// TODO -- start using this for more things
 	// events.Raise("game_data_change"); // this event reloads all the panels, which we don't want
@@ -2754,7 +2857,7 @@ export function panel_onMouseMove(e) {
 
 	bitsyLog("********", "editor")
 }
-document.addEventListener("mousemove",panel_onMouseMove);
+document.addEventListener("mousemove", panel_onMouseMove);
 
 export function panel_onMouseUp(e) {
 	if (grabbedPanel.card == null) return;
@@ -2799,7 +2902,7 @@ export function getElementSize(e) { /* gets visible size */
 }
 
 // sort of a hack to avoid accidentally activating backpage and nextpage while scrolling through editor panels 
-function blockScrollBackpage(e) {
+export function blockScrollBackpage(e) {
 	var el = document.getElementById("editorWindow");
 	var maxX = el.scrollWidth - el.offsetWidth;
 
@@ -2810,6 +2913,21 @@ function blockScrollBackpage(e) {
 	// }
 }
 
+// show other peoples' cursors in multiplayer
+export function cursorOverlay(e) {	
+	server.handle.broadcast({
+		type: "mousemove",
+		mouseX: e.pageX + editorWindow.scrollLeft,
+		mouseY: e.pageY + editorWindow.scrollTop
+	})
+}
+export function cursorDownOverlay(e) {
+	server.handle.broadcast({
+		type: "mousedown",
+		target: e.target
+	})
+}
+
 
 export function toggleDialogCode(e) {
 	console.log('toggling dialogue code')
@@ -2938,7 +3056,7 @@ export function hackUpdateEditorToolMenusOnLanguageChange() {
 }
 
 var curEditorLanguageCode = "en";
-function updateEditorLanguageStyle(newCode) {
+export function updateEditorLanguageStyle(newCode) {
 	document.body.classList.remove("lang_" + curEditorLanguageCode);
 	curEditorLanguageCode = newCode;
 	document.body.classList.add("lang_" + curEditorLanguageCode);
diff --git a/editor/script/editor_state.js b/editor/script/editor_state.js
index 140596b5..2e7179c5 100644
--- a/editor/script/editor_state.js
+++ b/editor/script/editor_state.js
@@ -8,7 +8,7 @@ import {EventManager} from "./event_manager.js"
 export let isPlayerEmbeddedInEditor = true  // FIXME: flag for game player to make changes specific to editor
 
 /* FONT MANAGER */
-var defaultFonts = [
+export var defaultFonts = [
 		"ascii_small.bitsyfont",
 		"unicode_european_small.bitsyfont",
 		"unicode_european_large.bitsyfont",
@@ -46,16 +46,17 @@ export function readUrlParameters() {
 
 /* ICONS */
 export let iconUtils = new IconUtils()
+export function loadIcons() {
+	// load icons and replace placeholder elements
+	var elements = document.getElementsByClassName("bitsy_icon");
+	for(var i = 0; i < elements.length; i++) {
+		iconUtils.LoadIcon(elements[i]);
+	}
 
-// load icons and replace placeholder elements
-var elements = document.getElementsByClassName("bitsy_icon");
-for(var i = 0; i < elements.length; i++) {
-	iconUtils.LoadIcon(elements[i]);
-}
-
-var elements = document.getElementsByClassName("bitsy_icon_anim");
-for(var i = 0; i < elements.length; i++) {
-	iconUtils.LoadIconAnimated(elements[i]);
+	var elements = document.getElementsByClassName("bitsy_icon_anim");
+	for(var i = 0; i < elements.length; i++) {
+		iconUtils.LoadIconAnimated(elements[i]);
+	}
 }
 
 /* EVENTS */
diff --git a/editor/script/engine/bitsy.js b/editor/script/engine/bitsy.js
index 93aad134..4bc1501a 100644
--- a/editor/script/engine/bitsy.js
+++ b/editor/script/engine/bitsy.js
@@ -122,7 +122,7 @@ export function clearGameData() {
 }
 
 // engine event hooks for the editor
-var onInventoryChanged = null;
+export var onInventoryChanged = null;
 var onVariableChanged = null;
 var onGameReset = null;
 var onInitRoom = null;
@@ -663,7 +663,7 @@ export function movePlayer(direction, isFirstMove) {
 	}
 }
 
-var transition;
+export var transition;
 if (engineFeatureFlags.isTransitionEnabled) {
 	transition = new TransitionManager();
 }
@@ -1710,12 +1710,12 @@ export function getRoomPal(roomId) {
 }
 
 var isDialogMode = false;
-var isNarrating = false;
-var isEnding = false;
+export var isNarrating = false;
+export var isEnding = false;
 
 var dialogModule;
-var dialogRenderer;
-var dialogBuffer;
+export var dialogRenderer;
+export var dialogBuffer;
 if (engineFeatureFlags.isDialogEnabled) {
 	dialogModule = new Dialog();
 	dialogRenderer = dialogModule.CreateRenderer();
diff --git a/editor/script/engine/script.js b/editor/script/engine/script.js
index 5d2a4f6a..3bed1be2 100644
--- a/editor/script/engine/script.js
+++ b/editor/script/engine/script.js
@@ -1,6 +1,8 @@
-import { initRoom } from "./bitsy.js";
+import { initRoom, names, fontName, sprite, tile, item, state, tune, blip,
+	 player, transition, dialogRenderer, dialogBuffer, soundPlayer,
+	onInventoryChanged, isEnding, isNarrating, updatePalette, drawRoom } from "./bitsy.js";
 import { bitsy } from "../system/system.js";
-import { events, isPlayerEmbeddedInEditor } from "../editor_state.js"
+import { events, isPlayerEmbeddedInEditor, fontManager } from "../editor_state.js"
 
 export function Script() {
 
diff --git a/editor/script/engine/world.js b/editor/script/engine/world.js
index d272e113..10629b19 100644
--- a/editor/script/engine/world.js
+++ b/editor/script/engine/world.js
@@ -1,5 +1,6 @@
 import {bitsy} from "../system/system.js"
 import {Script} from "./script.js"
+import { fontManager } from "../editor_state.js";
 
 /* BITSY VERSION */
 // is this the right place for this to live?
diff --git a/editor/script/exporter.js b/editor/script/exporter.js
index c7eb13d3..ea1796b1 100644
--- a/editor/script/exporter.js
+++ b/editor/script/exporter.js
@@ -1,4 +1,7 @@
-import {Resources} from "./generated/resources.js"
+import { Resources } from "./generated/resources.js"
+import { fontManager } from "../script/editor_state.js"
+import { browserFeatures, makeURL } from "../script/editor.js"
+import { bitsyLog } from "./system/system.js"
 
 export function Exporter() {
 
@@ -142,7 +145,7 @@ this.importGame = function( html ) {
 
 } // Exporter()
 
-var ExporterUtils = {
+export var ExporterUtils = {
 	DownloadFile : function(filename, text) {
 
 		if( browserFeatures.blobURL ) {
diff --git a/editor/script/localization.js b/editor/script/localization.js
index b5b31536..514d363b 100644
--- a/editor/script/localization.js
+++ b/editor/script/localization.js
@@ -178,7 +178,7 @@ this.GetStringOrFallback = function(id, englishFallback) {
 }
 
 function localizationContains(id, text) { // TODO : rename to be more descriptive?
-	for (lang in localizationStrings) {
+	for (var lang in localizationStrings) {
 		var locString = getLocaleString(lang, id);
 		if (locString != null && locString.length > 0 && locString === text) {
 			return true;
diff --git a/editor/script/room_markers.js b/editor/script/room_markers.js
index f87749ce..f740150a 100644
--- a/editor/script/room_markers.js
+++ b/editor/script/room_markers.js
@@ -1,6 +1,6 @@
 import {bitsyLog} from "./system/system.js"
 import {scale, mapsize} from "./system/system.js"
-import { room } from "./engine/bitsy.js"
+import { room, dialog } from "./engine/bitsy.js"
 import { createExitData, createEndingData } from "./engine/world.js"
 import { clamp, deleteUnreferencedDialog } from "./util.js"
 import {iconUtils, events, localization} from "./editor_state.js"
diff --git a/editor/script/system/multiplayer.js b/editor/script/system/multiplayer.js
index 840267d3..dbf04fe2 100644
--- a/editor/script/system/multiplayer.js
+++ b/editor/script/system/multiplayer.js
@@ -11,7 +11,7 @@ import { BrowserWebSocketClientAdapter } from "https://esm.sh/@automerge/automer
 import { Resources } from "../generated/resources.js"
 import { Store } from "../store.js"
 
-export const DEBUG_LOCAL = true
+export const DEBUG_LOCAL = false
 export const serverURL = DEBUG_LOCAL ? "http://localhost:3030" : "https://duck-composed-closely.ngrok-free.app"
 
 export const updateText = AutomergeRepo.updateText
diff --git a/editor/script/system/system.js b/editor/script/system/system.js
index 316c214c..f4a604da 100644
--- a/editor/script/system/system.js
+++ b/editor/script/system/system.js
@@ -464,6 +464,7 @@ export function BitsySystem(name) {
 
 		memory.changed[next] = false;
 
+		// bitsy.log('_allocate', next, memory.blocks) // Error().stack
 		return next;
 	};
 
diff --git a/editor/script/thumbnail.js b/editor/script/thumbnail.js
index f7b0b830..5e4d2682 100644
--- a/editor/script/thumbnail.js
+++ b/editor/script/thumbnail.js
@@ -2,7 +2,9 @@ import {TileType, labelElementFactory, rgbToHex} from "./util.js"
 import {gif} from "./gif.js"
 
 import {bitsyLog, tilesize, scale} from "./system/system.js"
-import { state, room, getPal, getRoomPal, animationTime } from "./engine/bitsy.js";
+import { state, room, item, tile, getPal, getRoomPal, animationTime,
+	getSpriteFrame, getItemFrame, getTileFrame
+ } from "./engine/bitsy.js";
 import { roomTool, getDrawingImageSource } from "./editor.js";
 
 // renders a tile to canvas (kind of hackily recreates some of the TileRenderer logic - oh well)
@@ -299,7 +301,6 @@ export function ThumbnailControl(iconUtils, options) {
 	this.LoadThumbnailImage = function() {
 		if (id && renderer) {
 			var entry = renderer.GetCacheEntry(id);
-
 			if (entry.uri != null) {
 				renderOptions.callback(entry.uri);
 			}
diff --git a/editor/script/tools/game.js b/editor/script/tools/game.js
index 179f9d3b..96d84112 100644
--- a/editor/script/tools/game.js
+++ b/editor/script/tools/game.js
@@ -1,12 +1,15 @@
-import { fontName, setFont, serializeWorld } from "../engine/bitsy.js";
 import { makeToolCard } from "../card.js"
 import { Store } from "../store.js";
-import { flags, setTextDirection } from "../engine/bitsy.js";
+import { fontName, setFont, serializeWorld, flags, setTextDirection, getTitle, setTitle } from "../engine/bitsy.js";
 import { TextDirection } from "../engine/world.js";
 import { bitsy, bitsyLog } from "../system/system.js";
+import { ExporterUtils } from "../exporter.js"
 
-import { server, grabCard, findTool, togglePanelAnimated, refreshGameData, setDefaultGameState, updateEditorTextDirection} from "../editor.js"
+import { server, grabCard, findTool, togglePanelAnimated, refreshGameData, reloadDialogUI,
+	setDefaultGameState, updateEditorTextDirection, exporter, updateEditorLanguageStyle,
+	hackUpdatePlaceholderText, hackUpdateEditorToolMenusOnLanguageChange } from "../editor.js"
 import { fontManager } from "../editor_state.js";
+import { updateInventoryUI } from "../inventory.js";
 import { updateText } from "../system/multiplayer.js";
 
 
@@ -224,11 +227,18 @@ export function makeGameTool(localization) {
 		}
 
 		window.newGameDialog = function newGameDialog() {
-			var resetMessage = localization.GetStringOrFallback("reset_game_message", "Starting a new game will erase your old data. Consider exporting your work first! Are you sure you want to start over?");
+			// TODO: extend localization to multiplayer Bitsy features
+			// localization.getStringOrFallback("reset_game_message", ...)
+			var resetMessage = "Save this URL if you want to find this instance again. Really start a new instance?";
 			// todo : move the confirm dialog into tool.menu code?
 			if (confirm(resetMessage)) {
 				// todo : move into file.js
-				resetGameData();
+				// resetGameData();
+
+    			const url = new URL(window.location.href);
+        		url.searchParams.delete('instance');
+				window.history.pushState({}, document.title, url);
+				location.reload();
 			}
 		}
 
diff --git a/editor/script/tools/room.js b/editor/script/tools/room.js
index 43a55f84..ccb7f9a1 100644
--- a/editor/script/tools/room.js
+++ b/editor/script/tools/room.js
@@ -11,7 +11,8 @@ import { drawGrid } from "../paint.js"
 import { MarkerType, LinkState } from "../room_markers.js"
 import { grabCard, findTool, markerTool, paintTool, isPlayMode, nextObjectId, sortedBase36IdList, sortedPaletteIdList, sortedRoomIdList,
 	togglePanelAnimated, getContrastingColor, isColorDark, isSnapshotInProgress, refreshGameData,
-	on_paint_sprite_ui_update, on_paint_avatar_ui_update, on_paint_tile_ui_update, on_paint_item_ui_update } from "../editor.js"
+	on_paint_sprite_ui_update, on_paint_avatar_ui_update, on_paint_tile_ui_update, on_paint_item_ui_update,
+	CreateDefaultName } from "../editor.js"
 import { getPanelSetting, setPanelSetting } from "../editor_state.js"
 
 export function makeRoomTool(localization, showPanelRef) {
diff --git a/editor/style/bitsyEditorStyle.css b/editor/style/bitsyEditorStyle.css
index 6c4d5a1b..9bfd167f 100644
--- a/editor/style/bitsyEditorStyle.css
+++ b/editor/style/bitsyEditorStyle.css
@@ -56,6 +56,14 @@ body {
 }
 
 /* canvas */
+#pointerOverlay {
+  position: absolute;
+  z-index: 2;
+  pointer-events: none;
+  margin-bottom: 0;
+  height: 100%;
+}
+
 canvas {
 	width: 100%;
 	margin-bottom: var(--bitsy-space-s);
@@ -97,7 +105,7 @@ textarea {
 	background: black;
 	color: white;
 	resize: none;
-	border: none
+	border: none;
 	padding: var(--bitsy-space-s);
 	border-radius: var(--bitsy-space-xs);
 	flex-grow: 1;