research sources
http://www.sarahtgold.co.uk/
https://dl.dropboxusercontent.com/u/40653627/Website/Alternet_SG_2015.pdf
https://docs.google.com/document/d/1odUNTH9oZWZxDim1XeXBVSa1uEF2HEmgTw3V2sffQa8/edit
http://di14.rca.ac.uk/project/pixel-currency/
http://www.sarahtgold.co.uk/
https://dl.dropboxusercontent.com/u/40653627/Website/Alternet_SG_2015.pdf
https://docs.google.com/document/d/1odUNTH9oZWZxDim1XeXBVSa1uEF2HEmgTw3V2sffQa8/edit
http://di14.rca.ac.uk/project/pixel-currency/