There is no argument against academic acceleration beyond that it increases inequality of achievement. If the school system was about education more than childcare acceleration would be the norm for bright children and we’d have 14 year olds starting their Bachelor’s level studies in every school and 20 year olds who already had doctorates in every city of any size. Instead we waste their time, to their detriment and…
I've long wondered why education isn't just a bunch of different ladders that people can crawl at their own pace. For instance my kid is starting to read about stuff they normally only introduce in high school, but there's no way he will ever be examined on it until then (he's turning 8 in a few weeks). If someone wants to learn something, luckily these says we have the likes of Khan Academy and other internet resour…
It seems like an area where urban areas could do better in general via supporting specialization yet in practice they often wind up infamously mixed in quality in ways totally seperate from specializations. Digitization has been attempted but hasn't had the best of luck.
While we can certainly do better solving it would be non-trivial even if we in the societal sense gave it appropriate resources in funding, oversight, and intellectual effort.