After the recent cancellation of Apple’s rollout of the AirPower, the wireless charging solution for the many different personal iDevices we have all bought over the years, there has been a lot of speculation about why these charging technologies have been so difficult to launch. A recent WSJ article by Joanna Stern presents a nice article about the difficulties (and quotes a GT emag prof as well). You can read the rest of the article in the Wall Street Journal here “Apple Didn’t Solve Our Horrible Gadget-Charging Mess and Nobody Else Has, Either.”
The author does a good job of explaining (with PlayDoh) some lay-physics about why wireless charge mats are so difficult to achieve: