I’m running Windows ARM just fine with parallels on my M1 MBP. Haven’t had any issues, even weird legacy software that needs serial drivers works fine. MS did a great job with the ARM version of Windows.

Not normal. But also not a problem. You couldn’t sleep, needed something to occupy yourself.

Your expectations around price are unrealistic unfortunately.

And you can use a terminal with stock Android. Although you’ll probably need to root it to do anything useful.