Please add that feature to Firefox PC Privacy & Security settings. (something like a i-dont-care-about-cookies extension)It is impossible to work without nerves, when at every site at first you need to close these messages.
Interface size or resize UI
Now we are bigger window interface then other browsers.So if you can make title bar (1st screen) and instrument panel bar (2nd screen) smaller. It is too big for comfortable browsing.
