For those of you spending your workdays posting videos of the cat to YouTube or trading messages with friends on Facebook, you’d better start cultivating another pastime.Web filtering software is moving to the cloud — that all-knowing, pervasive, sometimes unreliable cluster of computers in the digital ether — and it’s going to watch your every move online and tattle to your boss.
http://bits.blogs.nytimes.com/2008/08/04/web-filtering-moves-to-the-cloud/