Ken's blog is great, as well as his work with CuriousMarc. Here's when he tried mining bitcoins by hand. http://www.righto.com/2014/09/mining-bitcoin-with-penc

Ken's blog is great, as well as his work with CuriousMarc. Here's when he tried mining bitcoins by hand. http://www.righto.com/2014/09/mining-bitcoin-with-pencil-and-paper.html?m=1 http://www.righto.com/2014/09/mining-bitcoin-with-pencil-and...