Multimedia search engines

This first video features an interesting discussion related to the use of data by computer companies and its implications.

Then, we will analyze one of the most interesting future developments in the area of search engines consists in the capability to search for images, video, etc., based on pattern recognition. A futuristic application of search engines can be visualized in the following video: - Sixth Sense Demo

How will search engines evolve in the future? How close are we to some of the pattern recognition feats that are common in movies (i.e. automatically recognizing a person from a traffic camera)? What is the potential of real time searching? Will augmented reality change the future?
Find at least two articles that make reference to the future evolution of search engine and find one pilot site that does such searches. Post these articles, together with short comments, in your blogs, as well as relating your user experience of the multimedia search engine.