this as the first link. In fact, all the links on the page had a redirection component in the result links. Normally, Google gives the link to the website directly. Looks like they may now be starting to track clickthroughs. I repeated the search on a few other keywords, and I didn't find it again, so I guess it is one of those Google experiments.Hey! Stop that!
Reading the comments on Rajesh's blog, it appears that Google does this regularly. I hope it's not personal, and I hope it doesn't have anything to do with Homeland Security. ;-p