Ratio 16:9 http://vimeo.com/27246366 Ratio 3:2 http://www.youtube.com/watch?v=B4ni0EjG0QQ Ratio 4:3 http://vimeo.com/48363485 Ratio 1:1 http://vimeo.com/98010295 SoundCloud Example 1 SoundCloud Example 2
