Im s-off and supercid but i understand that i need to change mid aswel (0P6B10000 is mine - also not totaly sure how to change this...) but before i go ahead and do this and flash the new ruu i would like to know the pros and cons of going gpe or just flashing a custom rom, i currently have no tampered flag or red text on boot, i am totaly stock and unrooted apart from soff unlocked and supercid, thanks