Some familiar themes emerged this past week as UFC management responded to complaints from UFC labor. In this week’s Trading Shots, MMAjunkie columnist Ben Fowlkes and retired UFC and WEC fighter Danny Downes debate what it all means. * * * * Fowlkes: A couple interesting things happened this week, Danny. First, Anderson Silva declared himself old and tired, saying he was tired of being jerked around by the UFC and wanted an interim title fight against Yoel Romero or he was going to retire. Meanwhile, in Stockton, Nate Diaz explained that he wasn’t going to fight again until the UFC met his number, which it had thus far refused to do