Age verification bill is approved in California https://www.techradar.com/computing/software/californias-age-verification-law-is-proving-controversial-heres-what-you-need-to-know-and-why-some-linux-distros-are-in-the-firing-line

So yes basically the end result will be, Microsoft and Apple will implement age verification (aka ID check) on Os level. And Linux will not, meaning the state will prohibit the use of any Linux distribution that is not following their law.