Boeing machinists strike: cons, and pros?

"No one benefits from a strike," Scott Carson, president and CEO of Boeing Commercial Airplanes, states in a message. That seems to be the case, at first blush, but I wonder in this particular instance, if that is, in fact, completely accurate. What is the downside for these machinists striking vs. the mil-aero industry? Read The Mil & Aero Blog online at www.pennwellblogs.com/mae.