I think Delegative Democracy has lots of promise, and if done right may the the ideal form.

But it is very much still pervertable, and the devil is in the details as always.

It would be nice to see a thorough analysis of the ways DD can fail, and mitigations. Andrew hinted as some (including privacy and coercion) but most discussions are this are light on critique.

http://en.wikipedia.org/wiki/Delegative_democracy