Hmmm...
I've experienced shocks (hadn't thought they were static, but that would make a certain kind of sense - & it felt 'right' for static shock) from the earpieces of a Nokia 5140, many times. Never paid much attention to it - I was too busy driving, usually
@Rob re: Bluetooth - IIRC the iPod has no user-changeable battery, like most of the new Apple stuff, am I right? If so, imagine the $milions more they could make..