Used Linux 15+ years professionally. Love NixOS right now, but also Debian

Telegraf is probably a Bad backend for anything. I would seriously reconsider.

Yep. That’s why we privacy sensitive people keep coming back for signal and matrix.

Signal is way, way better than what you currently have

If snowflake just forwards traffic to TOR then you are safe, because to get to you means successfully attacking TOR, which is extremely unlikely.

Definitely possible to get into legal consequences in Germany, because we have a law that makes you responsible for actions of strangers on your network. That’s why we front clubs /associations (not sure how to properly translate that) to take the legal risk for this.

For example freifunk e.v. http://freifunk.net/

Someone else will have to comment for the legal situation in the us though.

While that is true to a degree, it is still worthwhile to have a hierarchy of escalation about on which app or platform it is safe to say which thing and which not.

Not quite sure what kind of privacy you need, but matrix is reasonably easy to self host, and allows you to federate if you want.

Also has plenty of clients.

If you want low tech, hosting IRC is easy too.