In an experiment to try to squeeze as many unicorns as I could out of a single dyno on Heroku, I built a version of this website on top of Roda, a thin routing layer for Rack.
It was successful experiment, between freezing about every object I could find, and a lot of other various tweaking, I had an app that provided me the convenicence of the workflow/tools I'm used to (code-reloading, Sprockets,