diff --git a/js/net/src/announced.ts b/js/net/src/announced.ts
index ae3401093..b9eaf6d4b 100644
--- a/js/net/src/announced.ts
+++ b/js/net/src/announced.ts
@@ -186,7 +186,15 @@ export class Broadcast {
 	/** The broadcast path this handle watches. */
 	readonly path: Path.Valid;
 
-	/** The live broadcast, or `undefined` while it is offline. */
+	/**
+	 * The live broadcast, or `undefined` while it is offline.
+	 *
+	 * Borrowed, not yours to close: this handle owns the consumer and swaps it when the path is
+	 * republished. `active` keeps pointing at whatever you closed, so once you drop the last
+	 * reference the shared broadcast is gone and reads fail until the next announcement replaces
+	 * it. Take a {@link broadcast.Consumer.clone} for a lifetime of your own, or close this whole
+	 * handle to release everything.
+	 */
 	readonly active: Getter<broadcast.Consumer | undefined>;
 
 	#active = new Signal<broadcast.Consumer | undefined>(undefined);