IMO its fine for vendors to abandon their products but they should be required to release all technical documentation and software used with the device into the public domain so enthusiasts can continue where companies stopped.

AFAIK it won’t and should you still get a bottleneck you can limit the maximum resources a service may use.

Never heard? No.

Hasn’t switched over yet? Certainly.

God beware someone posting the solution to the problem. ¯\(ツ)/¯

Afaik Signal will never interface with platforms such as WhatsApp because it would mean they’d have to lower their security standards.

In this setup the DB is not part of Nextcloud. Both are running in separate services aka containers, which can be administrated independently from each other.