All vote's are upvotes, there are no stars and a vote means "I'd go here again". Users can vote for the same place weekly. Content is submitted by users, not pre-populated but I've integrated the Google Search API to make searching for and adding venues easier.
I've finally managed to get a demo out for testing - it's London only at the moment (split into 150+ neighbourhoods) and there's still lots to do. That said, I'd be interested to get your impressions and thoughts on the idea and execution at this stage.
Obviously there will be a critical mass issue but right now I'm concentrating on making a product worthy of mass consumption.
http://www.thebuzz.at/