Regarding the preemptive rendering, I think it is potentially viable. What I'm thinking is branch prediction without the ability to roll back. You'll need to b

Regarding the preemptive rendering, I think it is potentially viable. What I'm thinking is branch prediction without the ability to roll back. You'll need to be able to minimise user noticable mistakes, as well as making any corrections minimally distracting. I'm imagining auto-aim on steroids.