Right, because nothing shitty and unforeseeable ever happens to low-income kids in the middle of a semester, because kids who definitionally have fewer resource

Right, because nothing shitty and unforeseeable ever happens to low-income kids in the middle of a semester, because kids who definitionally have fewer resources aren't held back in any way by their environment, and because the people setting the standard are unbiased angels. Dollars to donuts you've never actually taught a class.