Not joking at all, I assure you! Primary use case is for education/training materials where a flat or prescribed style is not desirable, and also because despite my girlfriend being an artist I have no ability there whatsoever and this has just removed a whole bunch of fear about presenting polygons.
I’m assuming the parent commentator wants handdrawn-like graphics for a service or machine generated content, but wants them in different styles. Thus, tweaking what you’ve written allows him to solve both.
GitHub link: https://github.com/pshihn/rough