Surely, you’ve seen the film we’re calling “the best of 2010 so far.” If not, I’ll echo Koon: Clear your schedule and go see it.

It’s certainly not perfect. Like so many action directors today, Nolan tries to bring the action to you viscerally, not visually, flipping, twisting and banging around the camera like a rollercoaster. As a consequence most action scenes left me dizzy and confused. Which is how you’ll probably feel trying to make sense of the plot.

But the more you think about it, the more you read about it, “Inception” becomes sort of like the film version of a higher math proof: something grossly complex on the surface that’s thrillingly elegant once you grasp it. But to muddy the metaphor: I’m not sure there is one answer.

Below, a breakdown of the possibilities, with spoilers obviously.