I agree part of the problem is that the same editors pushing metrication here have an equally long history of pushing the same POV on the MOS.  This is a pretty major flaw with this entire process.  I note that the intention of the wording is precisely to remove the grey areas you describe, and that I would very strongly oppose any system that did not include them.  There is far too much history of gaming WP:UNITS as-is for it to be worth the risk. '''' talk