i just got my psp yesterday and my friends told me that i can play ps1 and other emulator on psp. they show me this wed and this forum is the best. can u tell or show me detail how to install emulator for my psp (ps1 emulator is the best) and how i play the game. and can u also describe what is firmware and homedrew. and also is 3.03 = 3.03 OE? thx a lot.