Ever since Apple added Bluetooth keyboard support to iOS, manufacturers have been working to deliver products that add a hard keyboard to the iPhone with at least a little bit of style. We've checked out a number of these before -- namely the Nuu Minikey and the TK-421 -- but we've yet to find anything that actually makes it worth the extra bulk (not to mention battery consumption). BoxWave's Keyboard Buddy is yet another sliding keyboard case built for the iPhone, but is it better than the rest? Read on past the break to find out.