The newly released operating-system update (Version 1.1) for Apple’s music players is causing, first of all, an electrical problem for music systems, it sends residual electrical pulses through the headphone jack The pulses (500mv of DC) cause damage to any attached equipment.
There are also reports of "hiss," "static" or "buzzing" heard after updating the system. Some users complained that the upgrade either froze their iPods or removed stored music files.
Apple has not made any official statement about the problem.
The discovery of the submarine has unveiled a few "inconsistencies." For example, how can one explain the fact that the sub was found where it needed to be searched for from the start?