# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2012-11-20 22:24:03 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/271016078732312576) RT @wired: Trust us when we say that this piece on the physics of Bad Piggies is worth reading. Or at least trying to understand. http:/ ...