Use decorators. Draper is my personal favorite, and it very cleanly solves the issue of serialization nightmares and controller/model confusion. (I hope that i

Use decorators. Draper is my personal favorite, and it very cleanly solves the issue of serialization nightmares and controller/model confusion. (I hope that it ends up in the Rails core someday, because it really is a gamechanger in how Rails is used for non-HTML content!)