One of the big benefits of better imaging is serendipity -- being able to see things you didn't expect to see or have to plan to see. So, you could assume that

One of the big benefits of better imaging is serendipity -- being able to see things you didn't expect to see or have to plan to see. So, you could assume that the scene is static, but that's just not true in any scene. Look up Debevec's Light-stage work on Digital Emily. One of the unanticipated benefits of fast, high-detail face capture is that we get to see how skin really deforms. This after decades of papers on how skin is supposed to deform.