Friday June 20, 2008 at 12:28

“MarcoPolo brings context-aware computing to your portable Mac computer. It allows your computer to determine its context through gathering evidence from your environment (evidence sources), using flexible rule-based fuzzy matching to make an educated guess (rules), and then performing arbitrary actions upon changing context (actions).”

MarcoPolo - Context-aware computing for Mac OS X

Want your mac to change setting based on where you are? This is for you (and free)