I just copied SUMO's approach here. Looks like [playdoh/funfactory is monkeypatching with funfactory.models](https://github.com/mozilla/funfactory/commit/c7eaa7822c05d4d4d71ac14fd23c9ae02fc31871) but I'm not sure I want to upgrade funfactory just now.

Still digging, and looping in @jsocol .