Why the bottom of a dropped slinky hangs in midair

Why does the bottom of a dropped slinky hang in midair? The collapse starts at the top and moves down one coil at a time, and on a normal slinky that trip takes around a third of a second. Until it arrives the bottom has no idea anything happened, while the center of mass falls like a dropped rock from the instant you let go. Idea and structure: Veritasium's Short "How a slinky falls in slow motion". #shorts #physics #slinky Idea and structure from Veritasium's Short "How a slinky falls in slow motion" https://www.youtube.com/shorts/k5s1cMNTmGs Sources: Cross and Wheatland, "Modeling a falling