My flight from Mumbai was delayed by two-and-a-half hours. While I was supposed to have landed at New Delhi’s Indira Gandhi International (IGI) airport at 9:30 pm, it wasn’t until midnight that I actually did. Obviously, panic set in.

When I am alone in Delhi, I do not travel by cabs after 11 pm as a rule. But I had run out of options; my husband, a pilot, was on an all-night flight and it was too late to ask a friend to receive me from the airport. So, I took out my phone, with 20 per cent battery, and reluctantly booked a premium service of cab aggregator, instead of the ...