Hey Guys ;)

Heres my very simple Firmware 2.71 SE-A Customizer. You can Modify Font, Gameboot and Background.
Just extract the EBOOT.PBP to /PSP/GAME150/271c.
USE AT YOUR OWN RISK!!! It writes to flash0!

NEW IN THIS VERSION:
Fixed some mistakes like "[CORSS]"


Have fun 