The main problem with Before Sunrise is that it didn't yet know how to say what it wanted to say.
The problem with Before Midnight is that it's running out of things to say.
As a functional conclusion to a narrative, this movie's existence makes complete sense, and it puts a well-thought lid on things. I can't believe they were ever considering making a fourth one. There's nowhere left to go after this!
If I hadn't known about this movie,…