That's basically a problem of the social networks not being good at that right now (really local/location based recommendations and coupons, not citywide but ne

That's basically a problem of the social networks not being good at that right now (really local/location based recommendations and coupons, not citywide but neighbourhood-wide). As usual, there are a few startups working on that :) (I know of one). I still like the "trying out new stuff" approach, but I can see that experience being augumented by social networks.