Prices are same for all except large since 2.1 though. The small was halved not even 2 weeks through a hot fix. Not even a patch. Small can barely thought of being complete either until they released the basement. That was what, 2.2? Maybe little earlier. Only ones that have changed in price is large. And they never said original FC housing, they said cheaper than FC housing. As per your links you can check. The smalls are same since they halved them and mediums are exact same.