1. Good, you have realized that this *is* a decision.
2. Because of 1. you already know the answer.
3. Goto 2
Get a MAC!
If you ever need to run XYZ that is windows only, get VMWare Fusion. I switch between OSX, Windows and Linux all day long (on a Mac).
Many TCO studies that include support, expected downtime, additional software purchases, longevity of hardware invariably put MAC on top.
I will never purchase another Windows/PC machine again.
Maybe I oughta just flip a coin ?
The more info one gets the more indecisive / perplexed one becomes !