Just noticed that at https://www.gnu.org/savannah-checkouts/gnu/emacs/emacs.html#Releases, the 30.2 link points to https://www.gnu.org/savannah-checkouts/gnu/emacs/news/NEWS.20.2 but it should instead point to https://www.gnu.org/savannah-checkouts/gnu/emacs/news/NEWS.30.2.