Lots of stuff starting to show up under .io domain. This may explain part of of it: Custom Domains for GitHub Pages https://help.github.com/articles/about-custom-domains-for-github-pages-sites/ and https://pages.github.com/ with one possible application being bloging: http://ocramius.github.io/blog/moving-my-blog-to-jekyll/.
Still useful. http://www.rsreese.com/online-information-security-analysis-tools-and-resources/ Thanks @rsreese
FoxFi is a free1 android app that lets you use your phone as a mobile hot spot without the $30 monthly fee. The days of having a land line of any sort at home may be numbered.
up to a small byte limit, then you needed to pay $8 for the unlocked version.
This is a useful link for understanding git branching.