supaspoida/spine-example — comment on commit e2c9e591d813ada421a388dc3b3711ae0bbc4d3d
File: app/assets/javascripts/app/models/person.js.coffee line 7
By supaspoida:

Yea it is definitely weird, and is mostly the result of it being a sort of contrived demo. The actual implementation on the mulu_qna branch doesn't subclass the follow.