I wonder how much of the software you're proposing Apple get paid 99.9% for is open source? (Including the xkcd-famous "one guy in Nebraska" who's been doing hi

I wonder how much of the software you're proposing Apple get paid 99.9% for is open source? (Including the xkcd-famous "one guy in Nebraska" who's been doing his thing for over 20 years)? How much do all the contributors of these projects get paid? https://opensource.apple.com/projects/ https://opensource.apple.com/projects/ And all the stuff not listed there too, like OpenSSH, curl, all those little things that pretty much _every_ OS uses? And the predecessors? BSD, Mach, FreeBSD...