WiTricity, a US-based firm set up by physicists from the Massachusetts Institute of Technology (MIT), is one of a number of companies around the globe developing different models of powering up gadgets without using cables.
Inspired by Tesla's vision, WiTricity believes it can launch wirelessly-powered products within the year.
http://news.bbc.co.uk/2/hi/technology/8618161.stm
I read the article and they did not even address that all of this current in the air might be bad for people's health.