There's a moment where he wants to ask 'How do you know about my ma?' but... the dream. Real enough to be a shared memory, it seems.

Still not the strangest thing that has happened to Eddie.

He nods at Ianto, "Lead on, Ian. You really couldn't do better than a lead pipe for a backup?" (What is this, Clue?) The question is lightly teasing, the sort of ribbing that happens between young men who have grown up together.