A Surface RT ... Slow, barely any software support. Totally lost whatever trust I had for Microsoft.

I'd definitely play an updated Freespace game.

FreeSpace 1 and 2!

I liked both Interstellar and Inception. I hated Tenet - on how the story was told and the inaudible sound (eye roll).

Check out Simplewall. Simple enough and not complicated.

https://simplewall.en.lo4d.com/windows

The Redmi Note 10 Pro has all you are asking for and is supported by custom roms.

I'm using crdroid on it.

You can use an alternate number. But then... If they are upgraded to friend status, would you give them your personal number?