people have PTSD from doing that and getting burned after the congestion picked up. UTXOs of a size that was normal for many many years became unspendable for weeks and months at a time, with the only suitable alternative with comparable UX being altcoins. understandably the victims became pretty pissed off and walked away. this is kind of like a self-limiting thing that is basically un-promotable, because the UX gets worse the more people do it