>>3112397Rei doesn't hate her. She just can't put up with her shitty behavior. And Asuka well, she hates herself more than she hates Rei really.
They were designed as opposites in many ways though. The writers needed some conflicts. But then they go to show that much of it was wrong and the result of psychological traumas. But also there's some symbolism in their conflict which is going to be eternal.
