Brands like Volkswagen have made their horns louder and more long lasting specifically for India. But indiscriminate honking is abuse. Could you imagine the health problems in a city like Mumbai which has 900 000 cars, 2 million motorcycles and 10,000 buses playing in a location cramped by a population of around 12 million people?
Here is a video about an awesome ‘Horn Reduction System’ called Bleep that has proved to reduce honking amongst 100% of participants by an average of 61%:
The behavioural design concept behind Stop honking! Anand Damani at TEDxGateway 2013