[gumby]

> We have a base 10 number system

You hit the nail on the head. Bases 12 amd 60 are much handier as they have more factors.

[bobbyz]

I agree, but the odds of switching the default base to either is extremely low.

[gumby]

Metric system foolishly went the wrong way. Didn manage to displace the calendar, degrees in a circle, minutes and seconds, etc, despite attempting to.