This lets us move forward on T301: Define the look&feel of the Developer Hub, in T301#1237839 Qgil commented
After a couple of random conversations about this project, it is clear to me that potential readers and casual reviewers are conditioned by the mediawiki.org look&feel even before they read the title of the page.
I'll assess T93613: Deploy Blueprint on mediawiki.org as optional and experimental skin, but most likely I'll copy all the pages and templates onto a labs machine like http://livingstyleguide.wmflabs.org