Mark Fidelman has come with a real cool infographic which compares the top tier location based social networks like Foursquare, Gowalla, Loopt, Yelp and others with the latest kid monster in the block – Facebook Places An eye-opener for those who were hoping Foursquare and Gowalla to compete and survive in a market which just saw a new entrant with a whopping 500 million (and growing) user-base! [via]Flickr