Or by telling him to make a decision, she’s giving him more autonomy than if she just left. Like she’s saying, “Look, we need to commit to a decision, no more up and down, which way would you have it?”

I can see that, though it feels to me like from the context of the song they have already had that discussion at least once before.

I know that it hurts when you feel a certain way about someone and they don’t feel that way about you- it can hurt a lot and it can take time to come to terms with it- and I don’t’ think removing yourself from their lives is an unreasonable solution if you are having trouble dealing with it- so I definitely feel empathy for the singers pov as well.