It's not an assessment of how well you will do, it's an assessment of how well you are prepared for college.
Big difference.
Big difference.
What would "well prepared" mean here anyway?
And so the answer is that colleges already can and should take into account % learning through GPA.
I was imagining that the good school presented more and better information, (perhaps more at the style and pacing of a good college classroom,) While the poor school may not have even presented all the information, or done so in a rushed way. (Focusing on that majority of students bound for community college.)