They serve a safety purpose. However for a car that is stopped in inner-city traffic, a horn serves very little purpose outside of people venting their frustrat

They serve a safety purpose. However for a car that is stopped in inner-city traffic, a horn serves very little purpose outside of people venting their frustration, anger and making things worse. In fact I would think these would be the easiest to target with the sound cameras mentioned in the article. Not to mention a huge revenue generator.