That's the case for many here. I'm from a much earlier time, myself, but I've had quite a while to adjust.

[A thin smile follows. Being one of the first to arrive has definitely had something of a toll even on Kaoru, who normally is quite difficult to affect.]

Oh— [Right, right, the lingo... Technological terms had been one of the biggest stumbling blocks in those earlier days.] Yes, it's something like a doorway. It's an exit - a way out. There usually isn't any sort of physical door attached to it, of course, but the portals are easily recognizable and relatively easy to "open" and "shut", so to say.