And, of course, things that happened 100 years ago don't have any impact whatsoever on what's going on today. And trying to extrapolate the future from the present doesn't have anything to do with science fiction at all, and speculative fiction in general doesn't have a thing to say about the world of today. Current political issues never ever seep into a writer's work even unintentionally.

Basically, OSC just said he wrote Ender's Game as a pure meaningless fantasy detached from anything and everything important to any human being alive now in the slightest. So, why are we supposed to care about it again?