Newsweek Poll: Obama Approval Jumps, Dems More Fired Up

It precisely allows for a representative democracy through the caucus system. Bernie Sanders and Joe Lieberman. Independents who caucus with Democrats. You've got a better chance of direct representation by voting for an independent than you have voting for either of the two parties (which is actually the same 'corporate party') these days.
Read the Article at HuffingtonPost