...But I've really just been using it as an "emulator" for a couple of my favorite classic PC games that I used to play when I was a kid. Chip's Challenge is still a very fun game even after nearly 20 years! 
GoldWave is a really good app I used to use years ago on my parent's various Windows ME and XP boxes, and I still haven't found anything that compares on the Mac side.
As for Windows 7 itself...It's OK I guess. Not as cool as Snow Leopard, though.
I think I need more RAM:
If anybody has a Mac Pro they'd like to donate to Sehnsucht's tinkering lab, PM me so we can work out shipping details.
GoldWave is a really good app I used to use years ago on my parent's various Windows ME and XP boxes, and I still haven't found anything that compares on the Mac side.
As for Windows 7 itself...It's OK I guess. Not as cool as Snow Leopard, though.
I think I need more RAM:
If anybody has a Mac Pro they'd like to donate to Sehnsucht's tinkering lab, PM me so we can work out shipping details.