India, July 7 -- Yin and Yang made the perfect ensemble when Pandit Ravi Shankar strummed his sitar with Beatles legend George Harrison crooning in the Concert for Bangladesh. New York's Madison Square Garden that day stood witness to India's strength in breaking the east-west divide, flattening the barriers between humans, and uniting the world in one voice - that of music.

In more than five decades since, Indian music, with its redoubtable universal appeal, has entered the digital age, turned sharper, subtler, and smoother. Be it folk songs from the hinterland, or classical Hindustani ragas, or modern-day Indie pop - digitisation has given Indian music the power to reach the remotest corner of the world.

Smart gadgets amplified digita...