The Independent has a technology feature on a new mobile company called AQA, (Any Questions Answered)which will attempted to reply to a question sent by text message for £1. More than just a call centre staffed by pale skinned uber geeks who can drive google faster than you it uses a number of researchers as well as search engine who are able to reply in 160 carracters.
The story has some simple comments about how the service can be used to cheat in pub quizes and no school exams. The examples given however seem to be more general such as "what numbers should I play in the lottery?"
Not sure if this is just a small opportunity or something bigger, but hey I said to the founders of Shazam that I did not see the business being a hit so what do I know about the future!