# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2009-10-20 07:53:22 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/5013914596) MMS for iPhone 2G and tethering on OS 3.1.2 explained, not for the faint of heart http://j.mp/3fdhnT