compcube

It does have English subtitles though...?

Probably: getting laid off due to collapsing economy.

An IDE with auto-complete would help a lot.

Picked up Balatro and Dave the Diver.

I feel like there are some interesting ideas in pure math topics like Real Analysis, Abstract Algebra, etc. Although I'm terrible at actually writing proofs and such.

It is not open source, because it does not meet the definition of open source.

I have to say, this book didn't do much for me.

I've noticed that some "mobility" startups are using Linux. E.g. companies working on electric or automated vehicles.

Don't be afraid of therapy, especially if you have anxiety.

Perhaps disconnecting the RF antenna, and replacing it with an appropriate termination?

Turn based, or at least have a pause button (in single player).

I think you mean Tactics Ogre. Although it's a spinoff of another game called Ogre Battle.