I've just come out of a long-term lockdown. Can we be friends?

Amorous entanglements aren't uppermost in the minds of many people emerging from long periods of pandemic isolation. Instead, they crave the friendships and social groups they have been starved of over the past year.

That's the verdict of dating apps such as Tinder and Bumble, which are launching or acquiring new services focused entirely on making and maintaining friends.

"There's a really interesting trend that has been taking...