diff --git a/client/page.js b/client/page.js
index f29834b..6df1f2f 100644
--- a/client/page.js
+++ b/client/page.js
@@ -201,20 +201,6 @@ class MainPage extends RuntimeEnv {
       for (let m of ["runtime", "core", "sprite", "locale", "main"]) {
         bundles[m] = data.app.manifest[`${m}.js`]
       }
-      // The app's stylesheet, when the UI build emits one.
-      //
-      // The UI used to ship every rule inside the JS (webpack style-loader) and
-      // inject ~92 <style> tags at runtime, so this page linked no app CSS at
-      // all. Chrome consults one RuleSet per stylesheet for every element it
-      // restyles, which made a single style recalculation cost 12-30us per
-      // element instead of well under 1us. The UI now extracts one merged
-      // `styles.<hash>.css` and lists it in the same manifest these bundles
-      // come from.
-      //
-      // OPTIONAL ON PURPOSE, so this server is safe to deploy on its own: a UI
-      // build that predates the change has no `styles.css` key, nothing is
-      // linked, and the runtime injection keeps working exactly as before.
-      data.styles = data.app.manifest["styles.css"] || null;
     } else {
       for (let m of ["core", "sprite", "locale", "entry"]) {
         bundles[m] = data.app[m]
diff --git a/client/templates/index.tpl b/client/templates/index.tpl
index 8e18a47..3e47cec 100644
--- a/client/templates/index.tpl
+++ b/client/templates/index.tpl
@@ -26,9 +26,6 @@
     <link rel="icon" href="<%= icon %>?v=3" type="image/svg+xml">
     <link rel="stylesheet" href="/-/static/styles/loader.css?v=1.0.3">
     <link rel="stylesheet" href="/-/static/fonts/Armin-Grotesk/stylesheet.css">
-    <% if (typeof(styles) !== "undefined" && styles) { %>
-    <link rel="stylesheet" href="<%= styles %>">
-    <% } %>
     
     <script>
     <%= renderer.include('bootstrap.js.tpl') %>
diff --git a/service/lib/notify-member-joined.js b/service/lib/notify-member-joined.js
index cbb86d6..8f56884 100644
--- a/service/lib/notify-member-joined.js
+++ b/service/lib/notify-member-joined.js
@@ -53,4 +53,47 @@ async function notifyMemberJoined(svc, hub_id, uid) {
   }
 }
 
-module.exports = { notifyMemberJoined };
+/**
+ * Tell every online member of a hub that EXISTING memberships changed — a role
+ * was set (hub.set_privilege) or members were removed (hub.delete_contributor)
+ * — so open permission matrices refetch.
+ *
+ * Both services already push to the member being changed, and only to them:
+ * that drives the changed member's own windows. The matrices belong to
+ * everybody ELSE looking at the list, and before this nothing reached them —
+ * an admin kept seeing the old role, or the removed member, until they
+ * reopened the panel.
+ *
+ * One push per request, sent after the per-member writes, so a refetch reads
+ * committed rows. The acting admin receives it too and simply refetches what
+ * they already drew — no echo guard, for the reason given on
+ * notifyMemberJoined above.
+ *
+ * Never throws: every call site has already committed the change.
+ *
+ * @param {object} svc      service instance (needs .yp, .payload, .warn)
+ * @param {string} hub_id   hub whose membership changed
+ * @param {object} change
+ * @param {string} change.change  "privilege" | "removed"
+ * @param {string|string[]} change.users  the affected member ids
+ */
+async function notifyMembersChanged(svc, hub_id, { change, users } = {}) {
+  if (!svc || !hub_id) return;
+  try {
+    const dest = toArray(await svc.yp.await_proc("entity_sockets", hub_id));
+    if (isEmpty(dest)) return;
+    await RedisStore.sendData(
+      svc.payload(
+        { hub_id, change, users: toArray(users) },
+        { service: "hub.members_changed" }
+      ),
+      dest
+    );
+  } catch (e) {
+    if (svc.warn) {
+      svc.warn("[notifyMembersChanged] failed for hub", hub_id, e && e.message);
+    }
+  }
+}
+
+module.exports = { notifyMemberJoined, notifyMembersChanged };
diff --git a/service/private/hub.js b/service/private/hub.js
index 0cc805a..c19a880 100644
--- a/service/private/hub.js
+++ b/service/private/hub.js
@@ -28,7 +28,7 @@ const {
   ID_NOT_FOUND,
 } = Constants;
 const { resolve } = require("path");
-const { notifyMemberJoined } = require("../lib/notify-member-joined");
+const { notifyMemberJoined, notifyMembersChanged } = require("../lib/notify-member-joined");
 const { butlerFrom } = require("../lib/mail-sender");
 const { mailFailure } = require("../lib/mail-result");
 const { resolveHubInviteName } = require("../lib/hub-invite-name");
@@ -2661,6 +2661,13 @@ class __private_hub extends Hub {
       // Avg team size has to fall when people leave, not only rise when they
       // join — a rollup refreshed on one side only climbs forever.
       await this._trackWorkspaceMembers(hub_id);
+      // media.remove and hub.member_removed above went to the removed members
+      // only. Every remaining member with the permission matrix open still
+      // showed them; tell the hub, last, so the refetch reads the final list.
+      await notifyMembersChanged(this, hub_id, {
+        change: "removed",
+        users: members,
+      });
     }
     users = await this._members_by_type("not_owner", 1);
     this.output.list(users);
@@ -2796,6 +2803,13 @@ class __private_hub extends Hub {
       let sockets = await this.yp.await_proc("user_sockets", uid);
       await RedisStore.sendData(this.payload(hub), sockets);
     }
+    // The pushes above reach only the members being changed, for their own
+    // windows. Everybody else with the permission matrix open is told here,
+    // once, after every write has landed.
+    await notifyMembersChanged(this, this.hub.get(Attr.id), {
+      change: "privilege",
+      users,
+    });
     this.output.data(users);
   }
 
diff --git a/service/private/payment.js b/service/private/payment.js
index 1386a16..d21af7e 100644
--- a/service/private/payment.js
+++ b/service/private/payment.js
@@ -142,14 +142,25 @@ class __private_payment extends Entity {
     let stripe = null;
     try { stripe = this._stripe(); } catch (e) { stripe = null; }
     if (stripe) {
-      for (const p of plans) {
-        if (!p || !p.stripe_price_id) continue;
+      // IN PARALLEL. This was `await` inside a for-loop, so the catalog cost
+      // one Stripe round trip per priced row, end to end: 6 active usd rows
+      // measured 1919 ms against ~180 ms for every other payment call, and the
+      // Billing page cannot decide whether a promotion is real until it lands
+      // — so the banner, the strikes and the modal all waited on it. Fanning
+      // the lookups out takes it to roughly the cost of one call.
+      //
+      // Each task keeps its OWN try/catch, so this behaves exactly as before
+      // on a bad price id: that row simply has no amount and the FE falls back
+      // to its offline figure. Promise.all can never reject here, which is
+      // what stops one dead price id from emptying the whole catalog.
+      await Promise.all(plans.map(async (p) => {
+        if (!p || !p.stripe_price_id) return;
         try {
           const price = await stripe.prices.retrieve(p.stripe_price_id);
           p.amount = price.unit_amount;            // minor units (cents)
           p.currency = price.currency || p.currency;
         } catch (e) { /* leave amount unset on lookup failure */ }
-      }
+      }));
     }
     this.output.data({ plans });
   }
diff --git a/test/members-changed-push.test.js b/test/members-changed-push.test.js
new file mode 100644
index 0000000..0d7b66e
--- /dev/null
+++ b/test/members-changed-push.test.js
@@ -0,0 +1,133 @@
+// hub.set_privilege and hub.delete_contributor tell the WHOLE hub.
+//
+// Before this, both pushed only to the member being changed: set_privilege
+// sent { privilege, hub_id, area } to that member's sockets, and
+// delete_contributor sent media.remove + hub.member_removed to the removed
+// member's. Every other admin with the permission matrix open kept the old row
+// until they reopened the panel.
+//
+// Each now ends with ONE hub.members_changed broadcast to the hub's sockets,
+// after the per-member work, so the matrices refetch a committed state. The
+// existing per-member pushes are unchanged — the changed member's own windows
+// still rely on them.
+//
+// Run: node --test test/members-changed-push.test.js
+const assert = require("node:assert/strict");
+const test = require("node:test");
+
+global.myDrumee = { arch: "pod", useEmail: 0 };
+global.verbosity = 0;
+global.debug = {};
+
+const { RedisStore, Attr } = require("@drumee/server-essentials");
+const HubPrivate = require("../service/private/hub");
+
+// hub.js and notify-member-joined.js both destructure this same RedisStore
+// object, so patching the method reaches every send without a Redis.
+const sent = [];
+RedisStore.sendData = async (payload, dest) => {
+  sent.push({ payload, dest });
+};
+
+const HUB_SOCKETS = [{ socket_id: "s-admin-a" }, { socket_id: "s-admin-b" }];
+const HUB = {
+  [Attr.id]: "hub-1",
+  [Attr.hub_id]: "hub-1",
+  [Attr.area]: "private",
+  [Attr.db_name]: "hub_db",
+  [Attr.profile]: { name: "Design team" },
+  [Attr.settings]: {},
+};
+
+function fakeService({ users, privilege }) {
+  const procs = [];
+  return {
+    procs,
+    uid: "admin-a",
+    input: {
+      need: (k) => (k === Attr.users ? users : undefined),
+      use: (k) => (k === Attr.privilege ? privilege : undefined),
+      get: () => undefined,
+    },
+    hub: { get: (k) => HUB[k] },
+    db: {
+      await_proc: async (name, ...args) => {
+        procs.push(["db", name, ...args]);
+        return name === "mfs_home" ? { chat_upload_id: "chat-up" } : {};
+      },
+    },
+    yp: {
+      await_proc: async (name, ...args) => {
+        procs.push(["yp", name, ...args]);
+        if (name === "user_sockets") return [{ socket_id: `s-${args[0]}` }];
+        if (name === "entity_sockets") return HUB_SOCKETS;
+        if (name === "get_entity") return { db_name: `db_${args[0]}` };
+        return [];
+      },
+    },
+    payload: (data, options) => ({ data, options }),
+    output: { data: () => {}, list: () => {} },
+    warn: () => {},
+    granted_node: () => ({}),
+    _actor_name: () => "Admin A",
+    _unassign_tasks: async () => {},
+    _broadcast_task_unassign: async () => {},
+    _trackWorkspaceMembers: async () => {},
+    _members_by_type: async () => [],
+  };
+}
+
+const broadcasts = () =>
+  sent.filter((s) => s.payload.options?.service === "hub.members_changed");
+
+test("set_privilege broadcasts one hub.members_changed to the hub, last", async () => {
+  sent.length = 0;
+  const svc = fakeService({ users: ["u1", "u2"], privilege: 15 });
+  await HubPrivate.prototype.set_privilege.call(svc);
+
+  const b = broadcasts();
+  assert.equal(b.length, 1, "one broadcast for the whole request");
+  assert.deepEqual(b[0].payload.data, {
+    hub_id: "hub-1",
+    change: "privilege",
+    users: ["u1", "u2"],
+  });
+  assert.deepEqual(b[0].dest, HUB_SOCKETS);
+  assert.equal(sent.at(-1), b[0],
+    "sent after every per-member write, so a refetch reads committed rows");
+
+  // The changed members' own live-privilege pushes are still there.
+  const own = sent.filter((s) => s !== b[0]);
+  assert.deepEqual(own.map((s) => s.dest), [[{ socket_id: "s-u1" }], [{ socket_id: "s-u2" }]]);
+  assert.ok(own.every((s) => s.payload.data.privilege === 15));
+});
+
+test("delete_contributor broadcasts one hub.members_changed for the removed members", async () => {
+  sent.length = 0;
+  // The acting admin in the list is skipped by delete_contributor itself and
+  // must not be reported as removed.
+  const svc = fakeService({ users: ["u1", "admin-a", "u2"] });
+  await HubPrivate.prototype.delete_contributor.call(svc);
+
+  const b = broadcasts();
+  assert.equal(b.length, 1);
+  assert.deepEqual(b[0].payload.data, {
+    hub_id: "hub-1",
+    change: "removed",
+    users: ["u1", "u2"],
+  });
+  assert.deepEqual(b[0].dest, HUB_SOCKETS);
+
+  // The removed members' own notices are unchanged.
+  const removedNotices = sent.filter(
+    (s) => s.payload.options?.service === "hub.member_removed",
+  );
+  assert.deepEqual(removedNotices.map((s) => s.dest), [[{ socket_id: "s-u1" }], [{ socket_id: "s-u2" }]]);
+});
+
+test("delete_contributor with only the admin themself broadcasts nothing", async () => {
+  sent.length = 0;
+  const svc = fakeService({ users: ["admin-a"] });
+  await HubPrivate.prototype.delete_contributor.call(svc);
+  assert.equal(broadcasts().length, 0, "no membership changed, so no matrix needs a refetch");
+});
diff --git a/test/notify-members-changed.test.js b/test/notify-members-changed.test.js
new file mode 100644
index 0000000..0beb96f
--- /dev/null
+++ b/test/notify-members-changed.test.js
@@ -0,0 +1,110 @@
+// The "someone's membership changed" broadcast behind every open permission
+// matrix.
+//
+// THE REPORT: an admin changes a member's role (or removes them) and every
+// OTHER admin with the matrix open keeps seeing the old row until they reopen
+// the panel. hub.set_privilege and hub.delete_contributor only ever pushed to
+// the member being changed, and the panels only refetch on hub.member_joined —
+// so nothing reached the people looking at the list.
+//
+// notifyMembersChanged is the missing push. These lock what it sends, to whom,
+// and that it can never fail the write it follows.
+//
+// Run: node --test test/notify-members-changed.test.js
+const assert = require("node:assert/strict");
+const test = require("node:test");
+
+// Stub the two things the module reaches for before requiring it — the same
+// shape revenue-live.test.js uses. toArray lives under `utils` here because
+// that is where notify-member-joined.js reads it from.
+const sent = [];
+require.cache[require.resolve("@drumee/server-essentials")] = {
+  exports: {
+    RedisStore: {
+      sendData: async (payload, dest) => {
+        sent.push({ payload, dest });
+      },
+    },
+    utils: {
+      toArray: (v) => (Array.isArray(v) ? v : v == null ? [] : [v]),
+    },
+  },
+};
+
+const { notifyMembersChanged } = require("../service/lib/notify-member-joined");
+
+const SOCKETS = [
+  { socket_id: "s-admin-a", uid: "admin-a" },
+  { socket_id: "s-admin-b", uid: "admin-b" },
+];
+
+function ctx({ rows = SOCKETS, fail = false } = {}) {
+  const calls = [];
+  const warnings = [];
+  return {
+    calls,
+    warnings,
+    yp: {
+      await_proc: async (name, arg) => {
+        calls.push([name, arg]);
+        if (fail) throw new Error("db down");
+        return rows;
+      },
+    },
+    payload: (data, options) => ({ data, options }),
+    warn: (...args) => warnings.push(args),
+  };
+}
+
+test("sends ONE hub.members_changed push to every online member of the hub", async () => {
+  sent.length = 0;
+  const svc = ctx();
+  await notifyMembersChanged(svc, "hub-1", {
+    change: "privilege",
+    users: ["u1", "u2"],
+  });
+
+  assert.deepEqual(svc.calls, [["entity_sockets", "hub-1"]],
+    "the audience is the hub's sockets, not the changed member's own");
+  assert.equal(sent.length, 1, "one push per request, not one per user");
+  assert.equal(sent[0].payload.options.service, "hub.members_changed");
+  assert.deepEqual(sent[0].payload.data, {
+    hub_id: "hub-1",
+    change: "privilege",
+    users: ["u1", "u2"],
+  });
+  assert.deepEqual(sent[0].dest, SOCKETS);
+});
+
+test("a single user id is sent as a one-item list", async () => {
+  sent.length = 0;
+  await notifyMembersChanged(ctx(), "hub-1", { change: "removed", users: "u9" });
+  assert.deepEqual(sent[0].payload.data.users, ["u9"]);
+});
+
+test("nobody online: nothing is sent", async () => {
+  sent.length = 0;
+  await notifyMembersChanged(ctx({ rows: [] }), "hub-1", {
+    change: "removed",
+    users: ["u1"],
+  });
+  assert.equal(sent.length, 0);
+});
+
+test("no hub id: does nothing at all", async () => {
+  sent.length = 0;
+  const svc = ctx();
+  await notifyMembersChanged(svc, null, { change: "privilege", users: ["u1"] });
+  assert.equal(svc.calls.length, 0);
+  assert.equal(sent.length, 0);
+});
+
+test("never throws — the role change or removal has already committed", async () => {
+  sent.length = 0;
+  const svc = ctx({ fail: true });
+  await assert.doesNotReject(
+    notifyMembersChanged(svc, "hub-1", { change: "privilege", users: ["u1"] }),
+  );
+  assert.equal(sent.length, 0);
+  assert.equal(svc.warnings.length, 1, "the failure is logged, not swallowed silently");
+});