For a whole lot more performance than you'll get out of your comparably priced Mac. I guess he did have to... change settings though, so the thousands spent on mac aesthetics are completely worth it.
It's really not that hard, and it's a myth that your free time is worth money. I have a child, a wife, and a demanding job. I still somehow find the hour or two it takes to order parts and the hour or two it takes to piece the PC together. I don't know about you, maybe you can just open a laptop and make $500 / hour on demand whenever you like, but I can't. Not sure what maintenance you're referring to either.