Dave can smell marketing bullshit a mile away, so checks out the new RCA WiFi Free Energy Harvesting "Airnergy" device with some back of the envelope calculations. Marketing bullshit or can it actually work?<br />Can you really charge your smartphone with Wifi Energy?<br /><br />Watch the RCA video here:<br />http://www.youtube.com/watch?v=IMMbihbeIls
