what's the easiest way to remove all win-10 spying? I like to keep a windows PC around for random stuff that is harder to use in Linux
This won't remove the spyware, but at least it won't be able to call home.
A "virtual" air gap a.k.a. "VM without network card" is a viable option, too.
O&O ShutUp10 https://www.oo-software.com/en/shutup10