New Delhi, April 19 -- Not a long time ago, Salim Merchant admitted that he wasn't very optimistic about the future of music in the country. However, the composersinger's negative perspective has given way to a more positive outlook now. And he feels that "mindset" is changing and the audiences are now learning to appreciate music. "We've always been a nation which liked the concept of playback singing. Most of [the Bollywood films] have songs in them, and honestly, that (song and dance) has been a tradition, especially in our Bollywood films," he says....