She'd barely been one before this, outside of the sex episode and parts of the previous episode. So, it definitely humanized her and showed her perspective in their relationship.

I agree that everything else was unbearable. Especially the stuff with rabbit and Dave shitting in the woods. I guess it succeeded in Dave look like the worst boyfriend on the planet, which was probably the point. But if they're ultimately going for "You have to an ambitious, hyper-focused, and ultimately insufferable douche in order to be a star in the music business," then that's B.S.