New Delhi, April 26 -- Delhi-born rapper Krishna Koul aka Kr$na has been rapping for the past 14 years, making him one of the first generation of rappers in the Capital. In 2010, one of his initial singles, Prozpekt - Kaisa Mera Desh, a satire on the Commonwealth Games scam, went viral. From that single to getting featured in the recently released film, Gully Boy, his journey has been full of ups and downs. In an interview, he talks about mentoring the young breed of talented rappers, the popularity of rap thanks to Gully Boy and more. Excerpts:...