Does the world need yet another gadget blog? Probably not, but if we must endure one, it might as well be from Boing Boing, the venerable protoblog and "directory of wonderful things." While Boing Boing has featured a plethora of oddball gadgets over the years, its editors' tastes run to the esoteric. Boing Boing Gadgets, run by former Gizmodo editor Joel Johnson, promises to mix the offbeat with the mainstream. (Gizmodo, like Valleywag, is owned by Gawker Media.) Just one question: Does this bode an unseating for Dethroner, Johnson's own "lifestyle" blog?