PopWatch: After seeing Step Up 3D, I’ll second what Owen Gleiberman said in his review: “Step Up 3D isn’t, in dramatic terms, a very good movie, but it’s the first film in a while to use 3-D as more than a marketing ploy; it points toward an original way of making a musical.” So often we think of 3-D as things flying out at the audience, but really, it’s a