See Art of Bitcoin by Ray Istre here:
http://www.rayistre.com/art-of-bitcoin/
As seen on Bitpremier and bitcoin.com
http://blog.coincafe.com/2015/12/04/ray-istre/
https://spendabit.co/blog/may-is-art-month
https://www.reddit.com/r/Bitcoin/comments/2msski/art_of_bitcoin_by_ray_istre/
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