Quote Originally Posted by LordPhantomhive View Post
Yoshi mentioned the upgrade will be postponed in his letter today
Yes, the wisdom of Yoshi strikes again. He meant for it to have such a low drop rate, take a lot of time, and didn't think many people would have the quest done when the next part released. It was postponed because it has such a low drop rate, takes a lot of time, and not many people have the quest done when the next part is ready to release.