Changes

**[https://opensource.org/osd The Open Source Definition]

** [https://www.bloomberg.com/news/articles/2018-06-04/microsoft-agrees-to-buy-coding-site-github-for-7-5-billion Microsoft buys GitHub for 7.5 Billion - "We're all in on open source"]

** [https://jvns.ca/blog/2018/09/01/learning-skills-you-can-practice/ Julia Evans, "How to teach yourself hard things"]