Board Thread:Episode Discussions/@comment-1181222-20180830115624/@comment-3279282-20180901112636

Yup and I can definitely see why. Thing is, fillers have become eponymous with non-canon, and non-canon is obviously baaad (even though there's no one definition for canon in the first place), while in truth, everything that is simply not in the source material is filler. No matter the canonicity.