Mining Bitcoin with pencil and paper #1 Post by kylered » Tue, Sep 30, 2014, 11:59 AM UTC Mining Bitcoin with pencil and paperyoutube.com
Re: Mining Bitcoin with pencil and paper #2 Post by ColinWright » Tue, Sep 30, 2014, 3:53 PM UTC https://news.ycombinator.com/item?id=8380110