Though, thinking about "efficient moe" I'm fondly reminded of projects like https://make.girls.moe/ (2017) - "Towards the Automatic Anime Characters Creation with Generative Adversarial Networks" [sic] https://arxiv.org/abs/1708.05509
A simpler time, for sure.
Or Billy Idol: “In the midnight hour, she cried Moe, Moe, Moe”