Apple wasn't totally clear about this earlier, but it turns out all the unibody MacBook models are now MacBook Pros -- the only remaining "MacBook" is the white plastic number. That's definitely a big change from Cupertino's usual rigidly-maintained product matrix -- and we'd say that the lower-end Pros with GeForce 9400M integrated graphics definitely blur the line between consumer and professional machines. Still, it's not hard to tell one from the other on the outside, at least: MacBooks are plastic and MacBook Pros are aluminum. We all straight?Filed under: Laptops