Try CTRL + L to jump into the location bar (that's if you have a keyboard.)
With regard to middle clicking, I assume you mean a scroll wheel on a mouse. Which some users still don't have! (I know it seems hard to believe.) Also trackpad users need to dupe this functionality somehow, and some haven't picked up on the shortcuts.
With regard to middle clicking, I assume you mean a scroll wheel on a mouse. Which some users still don't have! (I know it seems hard to believe.) Also trackpad users need to dupe this functionality somehow, and some haven't picked up on the shortcuts.