Thanks for the video, I enjoyed your talk. I have an idea for how federated blockchains can avoid Bitcoin&#x27;s global variable problem.<p>Recent <a href="http:&#x2F;&#x2F;thenewstack.io&#x2F;why-art-could-become-currency-in-a-cryptocurrency-world&#x2F;" rel="nofollow">http:&#x2F;&#x2F;thenewstack.io&#x2F;why-art-could-become-currency-in-a-cry...</a>
Older <a href="http:&#x2F;&#x2F;www.wired.com&#x2F;2014&#x2F;07&#x2F;document-coin&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.wired.com&#x2F;2014&#x2F;07&#x2F;document-coin&#x2F;</a>