diff --git a/docs/nostr-client-overview.md b/docs/nostr-client-overview.md
index bdb392ab..cf4407bc 100644
--- a/docs/nostr-client-overview.md
+++ b/docs/nostr-client-overview.md
@@ -20,7 +20,7 @@ The client maintains three primary state maps to ensure data consistency:
 
 *   **`activeMap`** (`Map<string, VideoObject>`):
     *   The "materialized view" used by the UI.
-    *   Keys are `videoRootId` (for versioned edits) or `pubkey:dTag` (for addressable events).
+    *   Keys are `videoRootId` (prefixed with `ROOT:`) for versioned edits, or `pubkey:dTag` for addressable events.
     *   Values are the *latest* valid version of the video.
     *   **Invariant**: Only one entry exists per "video entity", ensuring the UI displays the most recent edit.
 
@@ -36,7 +36,7 @@ The `subscribeVideos` method implements a buffered ingestion pipeline to handle
 
 1.  **Subscription**: Opens a subscription to all connected relays.
 2.  **Buffering**: Incoming events are pushed to an `eventBuffer` array immediately.
-3.  **Debouncing**: A timer flushes the buffer every ~250ms (or when full).
+3.  **Debouncing**: A timer flushes the buffer every ~75ms (or when full).
 4.  **Processing (Flush)**:
     *   Events are parsed and validated.
     *   **Tombstone Check**: If an event predates a known deletion, it is discarded.
diff --git a/js/nostr/client.js b/js/nostr/client.js
index c8a1159c..d338abe9 100644
--- a/js/nostr/client.js
+++ b/js/nostr/client.js
@@ -3885,7 +3885,7 @@ export class NostrClient {
    * - Updates the `SyncMetadataStore` with the new max `created_at` on success.
    *
    * **Concurrency:**
-   * - Batches relay requests in chunks of 4 to avoid saturating network connections.
+   * - Batches relay requests in chunks of 8 to avoid saturating network connections.
    *
    * @param {object} params
    * @param {number} params.kind - The event kind to fetch (e.g. 10000 for mute list).
@@ -3893,6 +3893,7 @@ export class NostrClient {
    * @param {string} [params.dTag] - Optional d-tag for addressable events (NIP-33).
    * @param {string[]} [params.relayUrls] - List of relays to query. Defaults to client's configured relays.
    * @param {function} [params.fetchFn] - Custom fetch function (mocks or specialized logic). Defaults to `pool.list`.
+   * @param {number} [params.since] - Explicit start timestamp (overrides storage).
    * @param {number} [params.timeoutMs] - Optional per-relay timeout for list fetches; defaults to a higher list-friendly baseline.
    * @returns {Promise<import("nostr-tools").Event[]>} Deduplicated list of events found across all relays.
    */
diff --git a/tests/app-batch-fetch-profiles.test.mjs b/tests/app-batch-fetch-profiles.test.mjs
index 4a4863b8..69cb9933 100644
--- a/tests/app-batch-fetch-profiles.test.mjs
+++ b/tests/app-batch-fetch-profiles.test.mjs
@@ -99,7 +99,6 @@ test("batchFetchProfiles handles fast and failing relays", async () => {
     nostrClient.relays = originalRelays;
     nostrClient.readRelays = originalReadRelays;
     nostrClient.writeRelays = originalWriteRelays;
-    nostrClient.readRelays = originalReadRelays;
     nostrClient.pool = originalPool;
   }