How do the director and the actors react to changes after the opening?

How will Hal react to our presence, after all these years?

The problem was that she'd always been so passive in her life, letting things happen, then reacting after the fact.

"I don't know how he's going to react after this though," she said.

Then it reacts with the surface or simply desorbs after enough energy and time.

"If you force this, how do you think she's going to react after the fact?"

It was the young men, reacting now after the first paralyzing shock.

United finally reacted after the goal, but were not able to fashion any clear cut chances.

You ignored our warnings for months and only reacted after the catastrophe.

There's only one way to react after something like this.