Flagellar tangle

Call it a row, a kerfluffle, a spat, or what have you. A linkurl:paper in __PNAS__;http://www.pnas.org/cgi/content/abstract/0700266104v1 has whipped up some convoluted discussion in science and non-science blogs. Here's the basic run down: 1. A group publishes an linkurl:explanation;http://www.pnas.org/cgi/content/abstract/0700266104v1 for the stepwise evolution of the flagellum, an interesting scientific question, which linkurl:intelligent designers (IDers);http://www.the-scientist.com/2007/4