DIY Smart Beer Coasters Open Up a Whole New World of Drinking Games

If you can stay sober long enough to build one, a company called Sentilla has developed a DIY "smart" beer coaster that could lead to a myriad of new drinking games for you and your friends to enjoy. The coaster is "smart" in the sense that it can detect when a drink is present and when it is removed, it can… » 12/12/07 7:40pm 12/12/07 7:40pm