Put a hacker in a room with a Furby for a weekend and you'll hear a conversation that's fairly one-sided in its originality. Toss in an 802.11b network card, a soldering iron, wire cutters, a logic probe, and a few other carefully selected tools and materials and you'll have potential. Add a copy of Hardware Hacking Projects for Geeks and by the end of the weekend that Furby will be saying things you never imagined. From building an Internet...