# Tweet by [@keefmoon](http://twitter.com/keefmoon) on 2011-10-28 22:28:31 > [!INFO] Archived from [original tweet](http://twitter.com/keefmoon/status/130048326073729024) RT @charlesarthur: By me @ Guardian: Apple engineers contacting iPhone 4S owners to solve battery life puzzle http://t.co/S2nXixLJ #fb