It leaves the audience with a crushing cliffhanger, exploding the concept of the trilogy. It is the work of filmmakers drunk on their own power, swinging for the fences. While it doesn't hit a home run every time, the sheer spectacle of the swing is worth the price of admission.
Matrix 2 was a massive commercial success, though it left many fans confused by its heavy philosophical dialogue. However, in the age of "shared universes" and complex lore, the film has seen a critical re-evaluation.