3D support is one of the major upgrades you’ll find in this version of After Effects. Of course, After Effects has been creating 3D environments for years, but the individual elements making up those environments were actually 2D, simply animated in a 3D space.
The decade-old InDesign, which is the de facto standard for print page design, has pushed the envelope of page-layout software by introducing many new features—transparency effects, hanging punctuation, parent/child master pages, and onscreen display of color separations, to mention only a few.
In a perfect world, we wouldn’t ever have to upsize digital images. But as long as there are clients who blithely provide low-res pictures for use in print publications, we’re stuck having to figure out the best way to get the most out of the pixels we’re given.