<http://schema.org/description>
"I'm running 64-bit operating systems on every machine I have that is capable. I'm running Vista 64 on my quad-proc machine with 8 gigs of RAM, and Windows 7 ... ..."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.hanselman.com/blog/backtobasics32bitand64bitconfusionaroundx86andx64andthenetframeworkandclr.aspx>