Greetings everyone..spent awhile reading some of the posts in this forum but didn't find what i was looking for..i have an ipod touch 2nd gen that i had jailbroken using spirit to upgrade to 3.1.3 fw..now since the release of the official ios4 fw i had tried to use pwnage tool to create a custom ipsw file and restore my ipod to a new jailbrokean ios4..that failed...my restore would hang at preparing to restore ipod and eventually give an 1604 error..i eventually igot tired of trying and decided to restore using the official ipsw file for ios4..my question is can i use redsnow to jailreak my ipod 2nd gen that is already on ios4..look forward to your comments