http://coinmamailtcrg7fw6uorut3d35bk35rtmntkrtb4fgeov6pefvfutqd.onion/blog/this-year-make-it-a-bitcoin-halloween
(Geniuses with a lot of time on their hands.) Grab a group of friends and borrow their inspiration, sticking just to the vertical blocks. Chain yourselves together (or, you know, just loosely hold onto a chain so going to the bathroom doesn’t become a nightmare), and you’ve got a blockchain.