Obsidian is not open source.

*ruin your year

Know that you’ll probably hate what you try first. Personally I say you shouldn’t use Pop_OS!, but its better than being scared of making a wrong choice. “distrohopping” is a great way to learn.

tldr: just do it

So you chose tencent?

yes this is oversimplified blah blah

Don’t use Raspberry pi.

Oversimplified and in many cases is not good advice. Raspberry Pis are perfectly capable low cost home servers that absolutely sip power and take up little room.

Mini pc’s such as dell optiplex micro’s and intel nucs are also a good consideration.