http://www.wab.com/?page=download
Download number 15
Wab version changer.
You can change(trick) your firmware to 2.0 and still play emulators.
make sure your battery light is charging yellow when you run it.
It will not work with a fully charged battery plugged in
http://www.sonyxteam.com/
This place has a newer version changer that lets you change it to 2.01 (play any game
That sites is down a lot
My psp is a 1.50 But it's now 2.01 and still plays everything
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