The Echo Of Justin Speier: Royals 12, Angels 3

Unlike years past, I didn't order my copy of Baseball Prospectus from Amazon, but kept dawdling until we actually arrived in Phoenix. I've only just now started reading it, but already I've got some criticisms of it and its sister website (emphasis mine): The steady erosion of PECOTA for pitching, and the explosion of new metrics. I imagine many people are happy to see this state of affairs, because the flaws of that system have been hammered on for years. Unfortunately for people like me who aren't genuine seamheads and miss the finer points of the arguments, or fall asleep reading them, what I glean is that there have been no genuinely straightforward revolutions in sabermetrics since Voros McCracken's discovery of DIPS. It's probably a gross oversimplification to say that all the other systems are filigrees (and this will undoubtedly get my Empirical Knowledge Club card revoked), but I have yet to read an article anywhere that doesn't become an unbel...