# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2012-09-21 15:36:13 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/249170174463340545) In reply to: [@craig_makes](http://twitter.com/craig_makes/status/249168644117000195) @craiginwales So the vibration is stronger? Or just different frequency?