hi all, i keep going trough Google but it snt giving me the answers i want, only more questions...

i have a slim psp and want to play final burn alpha, snes and mega drive.....

im currently on 5.50 prome-4

pico drive works fine but final burn doesnt...

what is the one stop shop as far as firmware is concerned to get what i need?

any help greatly appreciated

many thanks.

paul