FWIW, I have this in my userChrome.css to fix that horizontal tabs annoyance: `#TabsToolbar{ visibility: collapse !important;}`. Not ideal, but a workaround I c

FWIW, I have this in my userChrome.css to fix that horizontal tabs annoyance: `#TabsToolbar{ visibility: collapse !important;}`. Not ideal, but a workaround I can forget about most of the time.