No way could I  wait a few months for a working Python environment... that's the day job, and this was a huge bug for that. I  would have had to switch to VSCode or something.

But I found a way to build for 29.

On Mon, Feb 20, 2023 at 10:55 AM Eli Zaretskii <eliz@gnu.org> wrote:
> From: Adam Connor <adamc55@gmail.com>
> Date: Mon, 20 Feb 2023 09:36:20 -0600
> Cc: Ruijie Yu <ruijie@netyu.xyz>, 61589-done@debbugs.gnu.org
>
> This is  frustrating, as emacs 29 is not available on MacOS except via compilation. Oh well. On linux,
> building it is fairly  easy, but looks more involved  on M1 macs.

Emacs 29 will be released in a few (hopefully a small number of)
months, so you will be able to have it.