I'm going to post the same comment I did last year when this showed up on HN ( https://news.ycombinator.com/item?id=36207142 ), as checking the website it still seems to be true: Literally none of the evidence on the website's own "Why" page supports their suggestion: https://www.waituntil8th.org/why-wait All of the studies (bonus points for linking to news articles instead of directly to the studies) have something…
And to be clear, there is nothing wrong with a value judgement. But trying to foist your values onto others is not something feel the need to support.