I don't really know what process the W3C fork of our work uses for removal, if any, but you can learn more about how features get removed in the (WHATWG) HTML S

I don't really know what process the W3C fork of our work uses for removal, if any, but you can learn more about how features get removed in the (WHATWG) HTML Standard per our working mode: - https://whatwg.org/working-mode#removals https://whatwg.org/working-mode#removals - https://whatwg.org/faq#removing-bad-ideas https://whatwg.org/faq#removing-bad-ideas In short, I think it's important to distinguish between conformance and removal from browsers. Removal from browsers is a big deal and, as per those links, is only done when it's not going to break the web, or when the benefits are very high (e.g. security issues). Removal from being conformant just reflects the evolution of best practices. See also https://github.com/whatwg/html/blob/master/FAQ.md#how-are-developers-to-determine-when-certain-parts-of-their-pages-will-become-invalid https://github.com/whatwg/html/blob/master/FAQ.md#how-are-de...