Not as messy as you might think! Holding down 'alt' while navigating causes the previous window to close as you go along. It makes keeping the windows that you

Not as messy as you might think! Holding down 'alt' while navigating causes the previous window to close as you go along. It makes keeping the windows that you'd like to go back to very easy, instead of having to just hit 'back' or 'up' a lot to get back to where you wanted to go.