There's a bunch of companies that promise impossible things like wireless power (ubeam), or super high bandwidth radio (femtocell), or handheld spectrometers th

There's a bunch of companies that promise impossible things like wireless power (ubeam), or super high bandwidth radio (femtocell), or handheld spectrometers that tell you how many calories are in a dish (don't remember the name). For some reason parts of the tech community always fall for this bullshit.