It's pretty cool... I installed <a href="http://www.virtualbox.org/" target="_blank">VirualBox</a> on it...and here are the results...
<p style="text-align: center;"><img class="aligncenter" title="WindowsXP on MacOSX" src="http://www.mmolenda.com/blogpix/Mac_WinXP.jpg" alt="" width="1092" height="682" /></p>
<p style="text-align: center;">Running WindowsXP on Mac OSX</p>
<p style="text-align: center;"><img class="aligncenter" title="Ubuntu on OSX" src="http://www.mmolenda.com/blogpix/Mac_Ubuntu.jpg" alt="" width="1092" height="682" /></p>
<p style="text-align: center;">Runnin</p>