DEVHOOK SUCKS!!!!
use custom firmware....
ive got 4.01 m33 and cheatdevice 3.71 for VCS and its awesome!
if ur psp is too high for LCS downgrade then use pandora battery...
get an old battery incase somthing happens.....
sorry...going into psp discussion now.. back to
"The Ultimate Firmware, DevHook & CheatDevice guide"