They do all kinds of weird implants here. Saw someone coming out with ears and a tail while I was in the waiting room.

[Sam sits down in a chair and takes the iced tea with a murmured thanks before sipping it. Not as sweet as he's used to, but he's not surprised; she's English, after all, and it seems unlikely she'd be familiar with sweet tea.]

Supposedly they can do just about anything you might want with their weird future technology. It's enough to make Stark turn green with envy.