Jacob is grinning, even if the other can't see it, and chuckles at the comment about scolding from the older people he knows. Oh Jacob can relate to that very well indeed. They don't even have to be very much older than him for that matter- five minutes will do the trick.

"Once or twice." A day.

But as charmed as Reynir might be at the moment, that is sure to fade the moment he has any idea of what and who Jacob is. So on that front he keeps quiet, because there really is no need to worry anyone with that sort of thing now is there?

Of course this isn't Jacob's first time in a strange world. He knows that often you have to feel out the differences and similarities between the Earths they know. He's bemused, because his first assumption is that Reynir means 90AD. But then he starts talking about what happened. It is, frankly, impossible.

Well. It can't be impossible, because that is what this kid has lived through. But he's heard a lit about apocalypses since he first started all this travelling-the-multiverse, and its never cheerful.

"Maybe this time you'll do a better job of it? Seems like we keep getting it wrong, one way or another."