Swapnil and Tarun Mehta have, without any shor sharaba, as one would say in Hindi, built one of the finest electric vehicle companies in India. When we first met them about a decade ago, they were in their early 20s, just out of IIT Madras, experimenting with battery packs, and planning to build an electric scooter. When we last met, their office was still a very small setup. But this time, it was so different. Just this one floor of their three floors was buzzing – Ather has 2,500 employees today, four times that in 2018.