If you have been following Siri in the iPhone 4S closely, you might be interested in this. Siri sprang from a DARPA program that was looking into artificial intelligence. A new web discovery engine is set to debut that sprang form that same program that sired Siri. The web discovery engine is called Trapit. Trapit is an interesting concept that works by having the user type key words in rather than by voice like Siri.