I saw this demoed by Cambridge Consultants nearly 10 years ago. Let's hope these kids get it to market where it can actually be used by people. Cambridge Consu

I saw this demoed by Cambridge Consultants nearly 10 years ago. Let's hope these kids get it to market where it can actually be used by people. Cambridge Consultants' press release about their "bat cane": http://www.cambridgeconsultants.com/news_pr58.html http://www.cambridgeconsultants.com/news_pr58.html