eXPerience for the Pocket PC is translation of the Windows XP interface for desktop computers. This interface is a great alternative to the one that ships with Pocket PC.

NOTE : Might not run properly on WM5 and above

old interface :

e

eXPerience Interface :

erience

Efficient

Set fast links or desktop icons to access the applications you use most often.

Fast Link section

Unlimited desktop icons.

Desktop style docking

List all running applications

Display eXPerience’s menu or Pocket PC’s menu

Resize the taskbar

Plus many more features!

Source : digitalexpedition.com

from Developers Website