IIRC he holds up an example / prototype during his TED talk. HN user renang found this diagram: http://i.dailymail.co.uk/i/pix/2010/01/16/article-1243723-07E18

IIRC he holds up an example / prototype during his TED talk. HN user renang found this diagram: http://i.dailymail.co.uk/i/pix/2010/01/16/article-1243723-07E18AED000005DC-926_468x446.jpg http://i.dailymail.co.uk/i/pix/2010/01/16/article-1243723-07...