

Same. Firefox Mobile had been a laggy mess when I used it a few years ago, but a combination of some really aggressive advertising and the announcement of manifest v3 caused me to give it another shot about a year ago. It’s a dramatic improvement in phone browsing.
Nope. Runs Linux and there are launchers for pretty much all the other games stores. It’s just a significantly smoother process for things you have in Steam because of the work Valve has done on Linux compatibility.