The CrossFit community has had their collective wrist wraps in a twist this week due to a video and article [https://www.shape.com/fitness/trends/why-jillian-michaels-wants-you-stop-kipping-crossfit] posted on Shape.com [https://www.shape.com] by Jillian Michaels (of The Biggest Loser fame) where she apparently "slams" CrossFit.