Once you get it set up, all the anxiety goes away.
Back your shit up, and do it. Games that can’t be played on Linux at all are decreasing. A dual boot setup solves that problem entirely.
Yeah, proton can take a bit to get set up and running, but there’s plenty of help for it out there with a search. And, again, you’ll still have the dual boot option. Linux really does cut down on the bullshit.