He writes:
Hearing loss and deafness affect at least 278 million people worldwide, two thirds of whom live in developing countries with limited care. My idea is to use an iPod touch to test hearing (point of care diagnostics) and then use the same device and headphones as a personal amplification device to give people greater access to the world of sound.So, if you agree that this is a good idea, please help Bill to get funding by visiting the website and clicking "like"!