Yes. It's mostly compatible with windows. I just don't have much time for supporting windows version. There are a lot of windows apps for VTubers already, so it would be pointless to compete with them.
Yes, that's been a huge thing for me. Anyone I talked to about it would say, "yeah it's easy" and then I couldn't even really see how to start without trying to do stuff either in a virtual machine or WINE. Or I could always just try to do it on the Windows machine.