Yeah, I saw that Shepard hit him somehow, but I hit square to jump ahead in the dialogue, so I didn't see how she hit him. I'd feel differently about the quest if it wasn't based on the far-fetched proposition of "the autistic guy started speaking geth out of nowhere," and even made geth-like bleeps and bloops. I know he has a penchant for mathematics, but it's still hard to believe.
Take me down from the ridge where the summer ends
And watch the city spread out just like a jet's flame