I upgraded to 4.2.10...why? I don't know...
Anyway I used redsn0w to achieve a tethered jailbreak and am liking it so far.
I would LOVE to have an untethered jailbreak. It is possible for me to use the 4.2.8 IPSW and run that
through redsn0w and then re-jailbreak or?
I'm totally new to this...