I don't understand, is this surprising? The issue this post is linking to to introduce this new feature explicitly cross-references the issues for Firefox and S

I don't understand, is this surprising? The issue this post is linking to to introduce this new feature explicitly cross-references the issues for Firefox and Safari and both are still open. https://bugzilla.mozilla.org/show_bug.cgi?id=1745005 https://bugzilla.mozilla.org/show_bug.cgi?id=1745005 https://bugs.webkit.org/show_bug.cgi?id=234009 https://bugs.webkit.org/show_bug.cgi?id=234009