Sounds, lyrics, collaborators, distribution of music — a lot has changed in the last five decades that Hariharan has spent in the music industry. But one thing hasn’t. The singer, 70, says his approach to music as a source of healing remains the same. That may well be the secret to his 50-year career. In a chat with mid-day, Hariharan reflects on reaching the career milestone and remaining relevant in times of Instagram virality.

Excerpts from the interview.