Someone on Reddit posted this task they were given in a Ruby interview as well as their solution, and asked if anyone had any tips on refactoring towards a cleaner design. In this screencast I walk through some of the changes I would make to remove some code smells, and simplify the code.
"A Summer Night's Melancholy" (Painting to 3d)
Original painting by M. Sowa (http://www.wikiart.org/en/michael-sowa/a-summer-night-s-melancholy)
Music: T.Reznor& A.Ross - "Sugar Storm" ( "Gone Girl" OST)
More at : http://www.behance.net/seccovan