Musicals are famous for being in a constant state of flux.

Of course, a movie is in constant flux.

Things of this world are in so constant a flux, that nothing remains long in the same state.

Everybody's models may be thrown into a state of flux.

Nothing is eternally stable, and even Kansas isn't really in Kansas anymore. The earth is in a constant state of flux.

It's safe to say our bullpen is going to be in a state of flux for the next two to three days. We're going to look at some guys and hopefully find some who will settle down the middle of our pen. There are guys down there (in the minors) who deserve an opportunity.