What do you think about the options for baking key based reputation systems into next gen social software like Federated Wiki, Snow, etc?

I'm dreaming up a crypto currency where the scare resource is human creativity rather than CPU time. It is a little like key based identity taken through the looking glass. Quick read: http://thenewstack.io/why-art-could-become-currency-in-a-cry...

I asked a similar question of vbuterin the other day. Thanks for any response: https://www.reddit.com/r/ethereum/comments/3ai4pm/the_humans...