So Now Facebook Has Check-Ins ? What About Twitter? - TechCrunch
 Telegraph.co.uk | So Now Facebook Has Check-Ins ? What About Twitter? TechCrunch Now, obviously, twitter.com has this element baked in, as does Twitter for iPhone (the app which Twitter purchased that has long had the geotagging feature) ... Facebook Places: A Self-Policing Social Network? How To Use Facebook Places Facebook iPhone App Gets Privacy Controls |