Well the UK used to use the Imperial weights and measures but as anyone who knows a lot will know that Imperial is not as accurate as metric when it all comes down to it.
To build a 20m dipole you need x’x” of wire.. No you don’t you need just over 5m of wire!
I have a 10m mast and need feeder for it but can only find lengths under a 100m in FEET!
Newton was wrong!
Come on now get with the program, or I’ll invent a new measuring system!