They tried non integer scaling, and it just didn’t work out. You could enable it with some “default write” on 10.4-10.6 IIRC and you could witness the various i

They tried non integer scaling, and it just didn’t work out. You could enable it with some “default write” on 10.4-10.6 IIRC and you could witness the various iterations, but basically the result proved that pragmatically integer scaling gave much more consistent and predictable results.