I understand the sentiment, but I believe Brad Woods explained it better in https://garden.bradwoods.io/notes/design/juice https://garden.bradwoods.io/notes/des

I understand the sentiment, but I believe Brad Woods explained it better in https://garden.bradwoods.io/notes/design/juice https://garden.bradwoods.io/notes/design/juice . Flat design is much more of a blank canvas than old desktop UI toolkits were, but companies are loathe to invest in "Juice" because it requires a level of attention to detail that works against fast iteration.