Looks like it goes deeper than that considering his onedayrails.com landing page is the same design, sequence and structure as the default Fedora landing page as well as the internal lessons experience and design
5 karma · joined September 30, 2013
Also there is a growing trend of people, or should I say major companies, using frameworks that can take html5 and javascript and deploy them as mobile apps such as PhoneGap and Ludei. After all that is the goal of html5.
I think Paper53 was built on one of these platforms.