Why doesn't everyone go metric

[twesterm]

sapphi_snake said:

twesterm said:

The cost would be insane because nearly every road sign would have to be converted.

Well, you should've though of that before buying those signs in the first place, no? Ah, you Americans never think of the future!

Psh, they should change to American, it's obvious the best or why else would we use it?