> Yes, it looks better in TUI Emacs (but I prefer the 'C-h b' one in GUI
> Emacs).  But the point movement is really jarring (in both GUI and TUI),
> so overall I think the 'C-h b' one wins.  😀

Hmm, the `C-h b' one looks better here in both GUI and terminal.
Are you sure you used the same set of eyes as I did?