He nods as Tony answers -- yeah, he's heard, seen, some of this between the last time he'd broached the subject and now. No more hopes of the Roci flying through a rift, improbably, for him. No part of this answer is new, exactly, but it does help confirm some things.

"Something like that," he agrees with some amusement, though pauses at the question. Not that there's any reason not to answer, when he'd instigated this conversation; he's just out of practice, with this subject. "Medical implant," he admits a breath later, with no pointed glances at, say, Tony's chest. "I figured it was about time I find out what the Fade did to it."