They do until someone decides to mix systems. Feet and miles are two different base units. Like I tried to express, it’s like saying metric is stupid if I decide to define kilometers in feet. Its the same thing, but older when you try define miles and acres in feet. Stick to 640 fractional.
Well, there’s your problem. That the base units don’t fit into each other neatly.
They do until someone decides to mix systems. Feet and miles are two different base units. Like I tried to express, it’s like saying metric is stupid if I decide to define kilometers in feet. Its the same thing, but older when you try define miles and acres in feet. Stick to 640 fractional.