[Lydia smiles when Prada sniffs his hand, then licks it a couple of times, then nudges his hand with his nose, to be patted.]

Everyone gets them. That's how we communicate on the Barge for the most part. It's very useful when you have a message to everyone, and it's pretty handy when we have ports. [When they actually work, anyway.]

You can use them for videos, that is, you talking to people as if you were face to face-- they can see you, and you can see them. Just voice, you can hear them, and they can hear you. Or by writing. You can read them, and they can read you.