Great BusinessWeek Article On Click Fraud

I am still surprised no one has built a peer to peer untrackable click fraud network. Click fraud has the potential to become a much larger issue for online advertising in the years to come. Just like in every other business transaction, and especially on new platforms, the opportunity for gaming exists. Click fraud could become the online advertising equivalent of viruses and spam: something that will require software tools and constant updates to track, monitor, and combat. That, combined with tools for better tracking and measurement, across many more diverse and new surfaces creates opportunities for new and interesting businesses to be built.

Crowdsourcing and Software Development

Check out Cambrian House. Interesting concept.