Hardware

HTC Desire - Running Google Android
HTC HD2 - Running Windows Mobile

Personally, I picked the 1st one, but in case you are still debating, check out this great comparison:
http://yasirimran.wordpress.com/2010/07/06/htc-hd2-vs-htc-desire-comparison/

Thinking about upgrading to a new machine? Well consider Dell Trade-it-in !

Three easy steps:

1. Calculate your personal Dell trade-in quote.
   Click to accept, set up a personal trade-in account and agree to the Dell trade-in program terms and conditions.
2. Print a free shipping label and mail in your items.
   Print your shipping label, pack your goods as advised, affix the label on the package and mail your items in.
3. Receive a payment for the current value of your goods.
   Once they are received and confirmed, you'll receive a payment for the current value of your goods.

More info: http://dell.trade-in-platform.com

Look forward to see new devices leveraging this technology...

A flexible, color OLED screen is unveiled in Taiwan