So the PSP 2 is rapidly leaking out into the public. Due in 2011, it allegedly has a touch screen and uses a smaller version of the Cell processor. Besides that, we don't yet know much about the device.
Will it have analog sticks?
Will it have a 3d display?
What type of media storage will it use?
Original article on PSP World:
http://www.pspworld.com/sony-psp/access
012422.php