you can also learn bsd on emulators, like
http://www.virtualbox.org/
It's free it's pretty fast....
Pros:
You can restore your virtual machine to previous saved state, if you mess up completely
You can learn bsd, while still using, win, to read manuals, on net.... etc (you can do it from console, but sometimes, it's easier from gui)
cons:
lover speed, than running or Real PC
also:
http://en.wikipedia.org/wiki/Compari...rating_systems