Tux does all sort of things including setting up a RAID on USB sticks :)
From the article:
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This is an example of productive and practical use of a RAID. Granted, this project does not have the archaic grandeur of a Floppy Disk RAID, but then again, the capacity and performance of this system are utterly superior to those of a Floppy Disk RAID. The following is meant as an instruction sheet of how to build a rock-hard USB stick RAID system and simultaneously transform from an ordinary nerd to a SUPER LINUX GURU.