Too Long; Didn't Read
If you’re ever stranded on a deserted island, knowing how to run the process of <em>decentralized consensus</em> — or in other words, operate a very simple <a href="https://hackernoon.com/tagged/blockchain" target="_blank">blockchain</a> by hand — can prove to be very useful. All you need is some fellow survivors, this post, a pen and a few pieces of paper.