Apparently, they mod aeroplanes, too, and one US plane modder, LoPresti Speed Merchants, is planning to fit iPods to some of the light aircraft it soups up.
However, the idea isn't to add in-flight entertainment options - accompanied by great big speakers and furry carpets - but, instead, to use Apple's iconic white box as a black-box flight-recorder.
Find out more, then let us know what other scary, wild or practical alternative uses an iPod can be put to.