Professional communities with invite-only registration, where invites are only distributed to people with high ratings. Also you can add higher barriers, like a requirement to write a valuable on-topic to get rating above a certain level, regardless of the comment rating level. Basically a self-moderated narrowly focused community with invite only registration.

NewPipe/PipePipe and Freetube were affected for half a day max, these guys are super fast with the updates.

Freetube is the app for the desktop platforms. It got some issues with the latest Google attempts to block the 3td party apps, but they’re working on the new releases fast