I know some people protest measures that are considered more "objective" over measures that are more "holistic", whether this is in school admittance, performance evaluation, promotion consideration, interviewing, determining welfare benefits, choosing who makes the rules and governs. However it has been my experience that whenever an explicit test or hierarchy is removed another shadow one builds up that is more sub…
The question is not, is the SAT bad, it is, what about the new system will be better and fairer.
The other factor - this is likely a way to reduce asian american attendance at the top UC schools. The Harvard case really revealed how legacy admits etc came in with MUCH lower scores. Same thing with the scandal around sports admits, a way to get in with MUCH lower SAT scores. I'm not against either, but getting away from SAT will help hide this fact (ie, big donor gets kid in even if they are 200 points lower than average).