Foursquare v. Facebook Places

There's been a lot of conversation online this week re: Facebook adding 'Places' to the site (using Geolocation to identify where people are), and what this will do for sites such as Foursquare (which has the user base), and Gowalla (which I like for more interaction!). See here a video about Foursquare's reaction: Read full story on TechCrunch.