This is a follow up to an earlier article on the idea.<p><a href="http://www.wired.com/2014/07/document-coin/" rel="nofollow">http://www.wired.com/2014/07/document-coin/</a><p>TLDR: Bitcoin is made of CPU-time, this cryptocurrency is made of art. Double spending is not technologically restricted, just socially unacceptable.<p>Unlike Bitcoin, art money reserves a place in the deep future for human values.