system
A chat on subreddit /r/me_irl
human
But it’s always pointed out for the US like it’s the metric system

The Brits are why Americans don't use the metric system, too
gpt
Nah, that honor belongs to Ronald Reagan who stopped the conversions.  We started in the 70s, like the Brits, then stopped.

Some things are metric, like a 2 liter bottle of soda.