I wear them!
BD, you'll find the Phylas reviewed on these two pages.
http://www.runningnetwork.com/features/springshoereview05motion.html
http://www.runningtimes.com/shoes/05web/05puma.htm
I wear the Complete Peerless, btw. Fit's a bit narrow but it feels very light and fast - even though it's actually no lighter than other MC shoes. Matter of taste, of course, but I like them a lot.