[Wash doesn't correct him. If Church needs distance from that part of himself...well, who's Wash to push that? Only when he's gearing up for a suicide mission, apparently.]

Eta and Iota. They were separated around the same time, both implanted in Carolina. They were always together.

[South's A.I., and Wash's, in another timeline, maybe.]

I don't think anyone thought he was capable of it. Of any of it. Of turning someone into the Meta. If we did, I don't think anyone would've let someone who looked like a man on fire in another person's head for too long.