(adsbygoogle = window.adsbygoogle || []).push({}); is there a tutorial on how to jailbreak your ps3 and host challenge lobbies by doing it for free and not buying the calculator thing or ipod touch etc??

and also once you jailbreak your ps3 and host challenge lobbies, after you get bored can you delete the jailbreak and the modded patch etc?? so you play as normal again