👓 How Michael Jackson's tilt defied gravity | CNN

Read How Michael Jackson's tilt defied gravity (CNN)
One of Michael Jackson's most spectacular dance moves is not biomechanically feasible without the special prop he invented, say neurosurgeons.
As interesting as this would seem, I’ve seen the general concept before in magic tricks, clown performances and even vaudeville performances before. I’m not sure how well such a patent would have really held up, though we’re well outside the 19 year time limit by now anyway.