It’s a physical good. The reason is that it’s easy to fold in half and it offers a good enough granularity of size. Also having a measuring system in base 10 w

It’s a physical good. The reason is that it’s easy to fold in half and it offers a good enough granularity of size. Also having a measuring system in base 10 when you use base 10 for notation will always be more handy to calculate even it has less divisors. Your comment is the kind of comment which can only be made by someone who has never used metric.