Pete Rojas, editor of Gawker's sibling blog, Gizmodo, points out a gadget New Yorkers may find handy: a PDA/cell phone/radiation detector. Says Rojas, "Radiation detection is something that'd be nice to have on a PDA, but it's definitely one of those features that you hope you never have the opportunity to find out how well it actually works."
Radiation detector PDA [Gizmodo]