Don't get me wrong. I don't think we're untouchable. At all.

[He watches her look at what she's made. His is even more shoddily constructed, unfortunately. Ino made him one, once, and he's kept it. He hadn't thought to ask if there were any tricks to it.]

We were talking about them knowing the cuffs meant something to our survival, specifically. Think they're more likely to figure that throats are vulnerable places first, unless they've got some notion of tech being central to their society.