Gentlemen, I am having a hard time trying to jailbreak my 4.2.1 iPad. I'd appreciate some help. Basicly my device won't reboot after completing the 'Install Cydia' steps. Let me describe whole situation.
iPad 32GB wi-fi, model: MC821LL, running 4.2.1 (8C148)
device came with 3.x firmware, got...