well i recently bought a 2g iphone and unlocked it using quickpwn on version 2.1. everything went perfect until the nands something part. my battery died and it shut down. i turned it back on and restored back to 2.1 and unlocked it. the iphone is working fine but is the base nand corrupted? because last time my other iphone base nand got corrupted and it became bricked all out of no where