Truly, amazing:

I was setting up my iGoogle preferences and thought, "Hey, why not have a Youtube box for a recommended video of the day." And, behold, the very first video that came up was the following:



This is the infamous "grey goo problem," which was first discussed by K. Eric Drexler in his groundbreaking book "Engines of Creation." It's truly amazing how this is still one of the first things people hear about when the word "nanotechnology" comes up in popular culture.