Many Teamsters in Massachusetts are unemployed, and they showed up in force (wearing orange t-shirts no less) at a hearing on whether to approve casinos in Massachusetts. Local Teamsters President, Sean O’Brien said it best: “we need an industry to jump-start our economy . . . and casinos are one answer.” The article does not mention what PR genius decided to fill the room with unemployed Teamsters who looked like they were hoping to make bail…