Hydraulics make robot motion look fake? Have you watched real robots move before? I've never once watched a robot move and thought to myself "that looks fake".
This is how the robot moves IN REALITY: https://www.youtube.com/watch?v=uhND7Mvp3f4
This is how the robot moves IN REALITY: https://www.youtube.com/watch?v=uhND7Mvp3f4
In that video you linked, look at second 21/22, when it raises the arms in the air: the way the arms stop instantly is very inhuman.