diff --git a/diigo-cache/src/index.ts b/diigo-cache/src/index.ts
index e61234a..c5be9ca 100644
--- a/diigo-cache/src/index.ts
+++ b/diigo-cache/src/index.ts
@@ -16,11 +16,8 @@ import { updatedISO, usernameOf } from "./items.js";
 import { toWebkey, idFromWebkey, isWebkey, shashKey } from "./webkeys.js";
 import { pmSave } from "./pm-save.js";
 
-/**
- * the live clock. This module is the worker's edge — the runtime's entry,
- * like a program script — so ambient time is reached here and delegated
- * down; the cache logic only uses the clock it is given.
- */
+/** the live clock: the worker's entry module reads ambient time and hands
+ * it to the cache logic, which uses only the clock it is given */
 function liveClock(): Clock {
 	return { now: () => Date.now(), sleep: (ms) => new Promise((r) => setTimeout(r, ms)) };
 }
@@ -382,9 +379,7 @@ async function publishCache(request: Request, env: Env): Promise<Response> {
 		if (wiring.publicId) {
 			return Response.json({ cacheId, publicId: wiring.publicId, status: "already published" });
 		}
-		// seed the projection *now*, while the cache is still private-only:
-		// only rows already cached and marked shared can enter the public
-		// side; the username rides the same rows
+		// the username comes from the items: the cookie's own account
 		const firstPage = await cache.page(1, PAGE_SIZE);
 		const firstItem = firstPage.items[0] ? (JSON.parse(firstPage.items[0]) as Item) : undefined;
 		const username = usernameOf(firstItem);