OtterBox, makers of waterproof cases for PDAs has announced the oPod for 3rd generation iPods. The oPod case features an “interactive water resistant membrane,” access to the headphone port, buttons and touch wheel. There is no access to the “Hold” switch. We questioned OtterBox what could be accessed, and they replied with the following. “The case has full functionality to the keys [buttons and touch wheel] and the headphones can come out of the top of the case.