Originally Posted by Zeromus_X
Would it not make more sense if someone on the future wanna to take over his/her own world which is more advanced than the one on the past or even take over an era further than his/her?
At least it makes more sense than a person trying to make a crazy time soap denying existence to rule it all.
This last one sounds too Nirvana like.
This is were my theories start to make more sense than yours.