New Delhi, Feb. 19 -- Infosys co-founder Nandan Nilekani has said the real challenge in artificial intelligence lies in scaling it to the masses, not just building it.

Speaking at the India AI Impact Summit, he said, "What we have learnt is the diffusion of technology is a different ball game, how do you get technology to a billion of people."

Citing India's experience with UPI, digital transactions and financial inclusion, Nilekani said the country understands how to scale technology across a vast population.

"Diffusion is a technic, its both an art and a science. It involves institutions, policy making, negotiations, dealing with incumbents, dealing with new comers, strategic for execution. So the whole trust building,. It's a whole ...