India, Feb. 9 -- We're having conversations with bots; treating our plants like they're children (check out #plantmom on Instagram); seeing celebrities like Emma Watson talk of "self-partnering". There's a new edge to the idea of being single. And it helps that singles today can log on to rent-a-friend apps for temporary platonic company; turn to Tinder, Bumble and their various counterparts for actual dates.

And it helps that businesses are reformatting their offerings to accommodate those turning up in ones. Companies like Tribe are setting up co-living spaces designed for the solo urban migrant; your shared living space comes with a pre-made social fabric - events, get-togethers, movie and game nights; co-working company, WeWork, now ha...