Earlier quoted context omitted.
They won't "stop breaking everything" because they feel the irresistible urge to constantly "improve" and "reinvent" the UI until it becomes unusable (a.k.a. the Linux desktop syndrome). BTW, the refresh button is in the 'menu config', you can drag it to the old place. The stop button and other 'classic' buttons are gone. Meaningless 'browser.tabs.onTop' prepares you for your transition to Chrome. FF is so frustratin…
> "improve" and "reinvent" I don't remember any change in the UI in the last two years that was not copying what Chrome does. So "improve" may be right, but hardly "reinvent".
But to be fair, with Australis, the whole "widgets" thing is new, and I really like how Firefox and add-ons can both use it in the same way.