Is this the world's friendliest car horn?

[ahlam1399]

http://img-s-msn-com.akamaized.net/tenant/amp/entityid/BBCO88y.img?h=100&w=100&m=6&q=60&o=f&l=fAmerican engineer has designed and installed what might be the world's friendliest car horns - and we're suddenly wondering how such equipment isn't standard from the factory...

أكثر... (http://www.msn.com/en-in/autos/news/could-this-be-the-worlds-friendliest-car-horn/ar-BBDbdOu?li=AAgg6KI&srcref=rss)