Maybe just a touch of Sarcasm Lite (TM). The fact is that changing mode requires a format, and a format does remove all the files on the drive. That takes a lot of people by surprise, but it's not a big deal as the mods here have been good enough to make the original content available. There really should be a big yellow notice in the box.

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Clix 2 8GB Red Line Zen Touch 20GB
Shure SE530 Shure E2C Creative EP-630