AS MUCH AS we may want to, we cannot go back in time. Is this just our current reality, or is the direction of time fixed by the laws of the universe? One clue to explain this “arrow” of time ...

like the new alt + left arrow key. Once you’ve installed Shortkeys, click on its icon in the toolbar, select Options, type “backspace” in the Keyboard Shortcut field, select “Go back” in ...