this last graphic in this blog post from the always interesting asymco examines this nicely: http://www.asymco.com/2012/07/04/the-building-and-dismantling-of-t

this last graphic in this blog post from the always interesting asymco examines this nicely: http://www.asymco.com/2012/07/04/the-building-and-dismantling-of-the-windows-advantage/ http://www.asymco.com/2012/07/04/the-building-and-dismantlin... quite a stunning change, totally left field. neat.