I'm not sure what this says about the future of A.J. Burnett. Neal Huntington has said in the past that the Pirates could add a bounce back candidate and still have room to add Burnett.
Volquez wouldn't be my top choice as a bounce back guy. He has definitely under-performed his advanced metrics. Last year he had a 5.71 ERA and a 4.07 xFIP. In 2012 he was better, with a 4.14 ERA and a 4.20 xFIP. In his career he has a 4.75 ERA and a 4.17 xFIP.
One big problem with Volquez is that he walks too many batters. In his career he has a 4.75 BB/9 ratio. This isn't a Francisco Liriano situation where he had two years of control issues. Volquez has been 4.00 or worse every year of his career except 2007, when he had a 3.97 BB/9 in 34 innings. He was 5.00 or worse in four out of the last five years, with the exception being...
Tim is the owner and editor in chief of Pirates Prospects. He started the site in January 2009, and turned it into his full time job during the 2011 season. Prior to starting Pirates Prospects, Tim worked with AccuScore.com, providing MLB, NHL, and NFL coverage to various national media outlets, including ESPN Insider, USA Today, Yahoo Sports, and the Wall Street Journal. He also writes the annual Prospect Guide, which is sold through the site. Tim lives in Bradenton, where he provides live coverage all year of Spring Training, mini camp, instructs, the Bradenton Marauders, and the GCL Pirates.