I'd enter but my German is weak.

This is what Chrome said.

Re: Input Device Modding Contest - cool prizes from Cooler Master / CM Storm
seeth horny from vlt I do with but I'm probably not the time for school

I guess its german only. Shoot those guys an email?

Well there are not the best prizes that you could dream about anyway in this competition, but big PR for Coolermaster.
The only purpose I see in this is that you could bring more people one the dark side of the "advanced keyboard button techniques to register user-input" if you show them your keyboards.