We used to have a horizontal quilt[1]. We got rid of it both for design reasons, and because the math behind it is much trickier and limits the layout (e.g. you

We used to have a horizontal quilt[1]. We got rid of it both for design reasons, and because the math behind it is much trickier and limits the layout (e.g. you can't do arbitrary ordering of the photos). 1: http://www.iftf.org/system/files/images/Screen%20shot%202011-02-03%20at%204.28.36%20PM.img_assist_custom-557x447.png http://www.iftf.org/system/files/images/Screen%20shot%202011...