So it turns out that Ender's Game is actually kind of 'the sharing economy'!

I know you're kidding, but wasn't that sort of the plot of "The Last Starfighter"? Now I know why you call it that. Heh.

By the time Alex leaves for space he is not unwitting, he has accepted that the bad guys that followed the good guy recruiter will try to kill him and his family regardless of the choice he makes.