# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2009-12-13 19:39:28 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/6637219165) RT @rzaragoza: Using accelerometers in phones to predict behavior and provide enhanced services. Nice. http://tinyurl.com/yaoudpb