Reduce the “second circle” feeling for remote folks: they should contribute to the same artifact (messages, media) as people in the room.
Broken mics, forced camera-on, forgetting async contributors. A guestbook offsets with delayed contributions.
One mobile-friendly link with GIFs and photos—handy when the room is loud or video is flaky.
Yes, it is recommended to smooth the load.
No hard product-side cap.
Yes, the board owner can delete a message.
Yes.