Pretty simply. Got you some gaming devices that want their software? Heres a background process. Browser allowed to autoupdate? Have a background process. RGB controller? Background process baybeeee. Speedfan so you can get that smooth sound when you’re gaming instead of that jet engine for a 2c bump? That’s right, here’s your process. Hell, playing in Steam? There’s multiple processes.
Did you never wonder why people that do game/hardware reviews always have a pristine desktop? Damned near everything you install now has a vampiric process to “help it run better”. Its why you can open perfmon and see IO usage when you’re sitting idle on the desktop.
100% shill, thats why I am using windows to play Starfield because I definitely didn’t leave a “doesn’t work” report on protondb