[John nods. He does wish he could offer a little more comfort than that, but it's going to be cold comfort where Bucky Barnes is concerned, really. Not many ways around that.]

We'll see. Until then, I'll try to make sure I tell anyone else to warn you before they go rushing off to put a block on. I really am sorry about that.

[Mostly. There's a part of him that's still wary of Izzy that thinks a lack of warning is probably best to double-check that it's actually working.]