One question on my mind (as someone who has a master's degree and engineering degree and has never taken the ACT/SAT) is how kids will go about showing pure intellectual merit? Like let's say you grow up ok but you can't really afford to join the ski club or for a tutor and maybe you work in the evenings but you crush the SAT/ACT because you're incredibly intelligent. How will universities like MIT take that into acc…
it definitely does make a difference for bright students who do unexpectedly well -- but it gets them into "merely" good schools not ultra-selective institutions like MIT.