So, now you can put Windows XP on your Mac. But - do you really need to?
If you really want to play Windows games on your Mac, I guess there might be some benefit from dual-booting the machine, but you should be aware that there might be hazards to deal with, such as self-cooking computers, not to mention blowing your warranty away.
I think the Joy of Tech strip sums everything up with this cartoon; is the time, effort and sweat involved in getting Windows working on your Mac actually worth it? Will you be able to do anything except celebrate, then wonder what to do next?
For those people for whom a working local version of Windows is vital, there’s always Q, a free Cocoa port of QEMU, the open source x86 emulator. Here’s an excellent how-to for emulator newbies. And if Q doesn’t appeal, hold on tight for future releases of Virtual PC. Running on processors it’s familiar with, Windows under a VPC Universal Binary ought to fly. Maybe even fast enough to play games on.