Open. Here you learn how we work within the modern internet with a specific interest in collecting and distributed materials in a way such that they will last.
Up to Seventh Floor
I chose Woodburn as my eclipse viewing destination after reading Wolfram's excellent post about the path of totality calculations. Wolfram is proud of his own eponymous authoring system. He shows it off well. post 
Wolfram's calculator shows Woodburn to be just inside the path of totality. site
One has to admire the content Wolfram posts to the public internet. We write a paragraph describing his work and append a link-word to the external content. Think of it as a footnote.
We rely on other commercial sites to build our own software. This decade open source projects often choose GitHub to share and organize our coding community. We've been inspired by their impact on software development. But they still only get a word. github
External links open up in new tabs so as to not interfere with the lineup from which they spawn.