Given scene/plot descriptions from movies or TV shows, and given a specific question about the scene, summarize the question into a title

In The Piano (1993), Ada and Baine have a conversation like this:    Baine: How many would that be?    Baine: Yes. Ten keys.   And then both make love with each other.  What is the meaning of this conversation before making love?
What is the meaning of this conversation before making love?

Who shot Lester Burnham in "American Beauty" (1999)?  Was it Colonel Frank Fitts or Carolyn Burnham? And why was he shot?
Who shot Lester Burnham in "American Beauty" (1999)?

Near the start of Guardians Of The Galaxy, Rocket says about the Xandarians:    Xandarians. What a bunch of losers. All of them in a big hurry to get from something stupid, to nothing at all. Pathetic.   What does he mean by this?

Why are Xandarians in a hurry to get to nothing at all?