I thought this was a pretty clever idea, a shoe for the blind, http://timesofindia.indiatimes.com/city/visakhapatnam/Visakhapatnam-lad-designs-shoe-to-guide-the-blind/articleshow/22581597.cms Nate Kile, Cross Road Recording Studios, specializing in Mixing, Mastering and all your audio needs. www.crossroadrecording.com