Debbie Schlussel calls it the Movie of the Year. That's saying something, coming from her. Haven't seen it yet, but have every intention of doing so.
In the meantime, check out Quentin Tarantino's 20 favorite films that have been made since he became a director. Decent list, but I couldn't stop watching the Death Proof clips at the bottom...now I want to watch it again. (Death Proof, not the 20 favorites.)