Chris has XP with a Linux emulator called Cygwin.
I agree with dumping Vista for XP, until ALLLLLL the Vista bugs are gone. Chris says that Linux is more secure/less likely to be hacked, but requires more geek-y type work than Windows, though.
"My predominant feeling is one of gratitude. I have loved and been loved;I have been given much and I have given something in return...Above all, I have been a sentient being, a thinking animal, on this beautiful planet, and that in itself has been an enormous privilege and an adventure." O. Sacks