Nothing like a good lid, so sturdy, yet able to vent vapour.

I suspect it has to do with what their primary activities are. Perhaps they’re spending less time in groups and more time isolated, communicating digitally.

I’m not sure how much of this is accurate, but I have to agree it’s been a bane to humankind. Maybe, just maybe, we should learn to stop, pull our heads out of our asses and think very carefully about potential consequences before we do things.