Gun shooting is definitely something I know. And I enjoy teaching.

[It's a little tricky, knowing that she'll betray Jean, but at least Jean has had more lessons. Garrus will have faith in Kirstein.]

As far as the cuffs go... Not a clue. I mean, they're interfaced with us somehow. Supporting us. Is it some sort of controlled nanites? Some switch that's wirelessly triggered? Not really sure.

[But Sheva's fear about nanites being used against them, Noh-Varr's innate ones, both suggest there's even more to nanite technology than is already apparent with the medically injected sorts.]