The cultural relationship with time is more important than its absolute measurement.

This was the statement at the top of this discussion. It values the local concept of what time should be over an objective measurement of what time is.

The proposed change wouldn’t cause much of a problem. But the idea under the statement I quoted would.

that is such a small edge case that it’s not necessary to talk about them

Did you manage to overlook this point?

In general, stay out of the ducking way.

kind of my point. Trains need accurately measured time in order to run properly.

Tell that to the trains.

Your last point is wrong, at least as you have stated it. Evaporation time is based on surface area, and the required power is based on volume, but you expressed the amount of water as a length.

Still, metric is way better.

when it quits bring entertaining.

It’s utility for the original purpose, communication without limits, (or checking for coffee) is being diminished, and at some point, ill stop using it for that. But as long as there are jokes and titties, it will still be a source of entertainment.