alt Hacker NewsOr "squash and stretch" [0] frames cartoons and 3D modeling, where people prefer the final result even though individual frames can be grotesque.
That said, I think it's fair to hold most practical UIs to a different standard. Prioritizing amusement leads to a lot of strange non-ergonomic places.
Of course, even real life can look quite grotesque if you look at it in slow motion, as things get deformed by forces [0], so it makes sense animations would need to simulate that.
[0] https://youtu.be/On1CsbTwlDs?si=0UZADk-jtJvOQGww&t=33