Finally, Microsoft's issued a clarification regarding upgrades from 6.1 to 6.5: devices that are already out in the marketplace with a minimum of 128MB of RAM and a 400MHz processor or better are theoretically capable of being upgraded -- it's all up to licensees to decide whether they want to go to the trouble of offering the upgrades to their customers. Let's hope, shall we?
Link:
Code
http://www.engadgetmobile.com/2009/03/31/microsoft-announces-windows-marketplace-partners-tweaked-polici/
Lets hope sprint jumps on this lol