In Happy Hacking for the San Jose Mercury News, columnist Mike Langberg writes about local hardware geek Scott Fullman and his new O'Reilly book, Hardware Hacking Projects for Geeks. It's a nice article and the books sounds like it has lots of fun and interesting projects.
But best of all, at the very bottom of the page you'll find a link to download an excerpt. Go forth and discover how to build a video periscope for your car. Whoo-hoo!