Many people have been unpaid for Microsoft beta testers for decades...
< raises hand>
My standard answer to "What kind of computer should I buy?" is:
"You, like all of us, are going to have issues with your computer.
They're unavoidable, and how you solve them is your choice.
If you want to solve issues with money, get a Mac.
If you want to solve issues with time, run Linux.
If you want an unpredictable hybrid of the two, try Windows."