I see a lot of good advice, so I'm going to suggest something different. Have your son watch this guy or someone like him do some stuff.
https://youtube.com/@SebastianLague
He just picks something that interests him and builds on top of that interest.
My kids (8 and 11) don't even have any interest in doing programming at the moment, and they like watching him build stuff. We watched the Geographical Adventures playlist twice.
You’re talking about PowerShell but then complaining about cmd. Are you unaware that PowerShell is its own cli?
Both times I used either one of them, it crashed in the middle of compressing my hard drive and I had to reformat. But they worked fine the 2nd try!
Look at this guy trying to play 2 games.
Shit, I know someone who had to purchase an extra SSD just to dedicate it to Call of Duty.
If you like power wash simulator, you might also like Hard space: Shipbreaker. The gameplay is different, of course, but it’s a similar general play of having a task and working at it. Just this one is in zero-G.
Well. And maybe the new house doesn’t support their bed.