(Thanks to NoCamels) Israeli developers at Microsoft have produced an application called “on{X}” that can detect what is happening and perform automatic actions that you have pre-programmed. Drive or walk somewhere and your Android phone can text someone or suggest something.
http://nocamels.com/2012/06/microsofts-onx-puts-androids-on-autopilot/
http://www.youtube.com/watch?feature=player_embedded&v=qfLMTsIJsoo