[kach22i]

Death of the cell phone charger
A Pennsylvania entrepreneur has developed technology that gives you all the battery juice you need directly from the air. Business 2.0 reports.
http://money.cnn.com/magazines/business2/business2_archive/2007/04/01/8403349/
By Melanie Haiken, Business 2.0 Magazine

Powercast says it has signed nondisclosure agreements to develop products with more than 100 companies, including major manufacturers of cell phones, MP3 players, automotive parts, temperature sensors, hearing aids, and medical implants.

The last of those alone could be a multibillion-dollar market: Pacemakers, defibrillators, and the like require surgery to replace dead batteries. But with a built-in Powercast receiver, those batteries could last a lifetime.