You can't, but you also can't get away from a pressure differential. Those things are linked! That's my main point, arguing over which of these explanations is

You can't, but you also can't get away from a pressure differential. Those things are linked! That's my main point, arguing over which of these explanations is more correct is arguing over what exactly the shape of an object's silhouette is: it depends on what direction you're looking at it from.