[Waver would be insulted to be called a kid (nineteen, damnit!, so it's a good thing that thought isn't voiced out loud. Instead, he focuses on where Vex is pointing, and gives a nod.]

You're right, that ought to have been heard. We've been spread thin in numbers lately, but I'd say that there's a few dozen at any given time.

[As for the portals, Waver picks up a stone and scoots a few feet to Vex's right. One thing he's curious about is the depth of these things, and this is as good a way as any to test it.]

From everything we've been able to figure out, they're memory driven portals. Enter one and it'll manifest an environment, likely one with a strong memory attached to it.