I love the idea... I would have help you drx but I have some personal problems (= 2 lawyers to pay) ! For the next time, I will...

It will be nice to give back something to the contributors... I think I have a simple and nice idea : "a temporal exclusivity" ! What I mean is that you should send the prototype to the contributors first, and wait one week to give it to the general public, after...

This is just a proposal, maybe a stupid one?