This topic has come up many times. My question is who is the ‘you’ in the 'What’s stopping you?" Who do you think is reading this thread that has to power to switch?
@Uncle_Sam giving @ombugge’s posts careful consideration.
I actually made the switch a few years ago and it didn’t work out so I switched back. Posted about it last time this was discussed.
https://forum.gcaptain.com/t/this-metric-imperial-map-lacks-resolution/65512/4
Likely it’ll be at least another decade or two before metric becomes official in the U.S.