The Web has been abuzz this week with speculation about the company Psystar, which recently appeared out of nowhere offering (for just $399) a PC called the Open Computer that runs OS X Leopard.

Dept.: Geek Guide
Tech: Mac Mini projects
Cost: $500 and up
Time: One hour and up
Dabbler | | | | | Master

Making the switch from a Windows PC to a Mac isn’t nearly as daunting as it might seem. Most of your files, including photos, music and Microsoft Office documents, will open on your Mac without any conversion (although you will need to buy the Mac version of Microsoft Office). And Mac OS X’s interface is pretty intuitive (just remember: Finder is the Mac equivalent to Window’s Explorer).