Certainly. The IBM/Unicomp Model M Keyboards are heavier so they don't move around as much, as well as having the tactile response as you are typing. Not to mention many other advantages...
http://hardware.slashdot.org/article.pl?sid=08/05/29/1334258
I'm glad that with Windows 7 Microsoft mostly reverted back to the kind of editions they marketed Windows XP with. It's now much more clear which one to buy when it is distinguised by Home and Professional, then Ultimate for the power user.
I think it was leaked intentionally in order to promote the product
Your files are now being encrypted and thrown into the bit bucket. EOF