WHATWG broke this quasi-officially when they declared HTML a "Living Standard". The HTML spec is not a standard to be implemented anymore, it's just a method of

WHATWG broke this quasi-officially when they declared HTML a "Living Standard". The HTML spec is not a standard to be implemented anymore, it's just a method of coordinating/announcing what the browser vendors are currently working on. (For the same reason, they dropped the name HTML5 and are only talking about "HTML". Who needs version numbers if there is no future and no past anyway?) https://whatwg.org/faq#living-standard https://whatwg.org/faq#living-standard https://github.com/whatwg/html/blob/main/FAQ.md#html-standard-faq https://github.com/whatwg/html/blob/main/FAQ.md#html-standar...