Well-

It might be.

Some people are here years.

[That's the bad news. Billy's at a year and a half; he knows people have been here for much longer than that. He still feels new, in a lot of ways.]

But some people don't stay long at all. There's no telling why or how.

[He draws a little doodle with his finger, out of nervousness, on the menu.]

We really try not to think too much about it.