Hi i just downloaded and tried to install the ipod touch 2.2 software update, as I was installing it itunes said: error 19 something, cannot update ipod touch reasons: unknown. then suddenly all I see on my ipod touch is the itunes logo with usb cord showing. I tried reinstalling itunes but no dice. i still see the itunes and usb cable on my itouch. can someone pls help me out?