You are reading an exclusive WrapPRO article for free. Want to level up your entertainment career? Subscribe to WrapPRO.David Mandel isn’t one to sugarcoat. It’s a trait that appears in his work, from the vicious insults of “Veep” to the intentionally reprehensible characters at the center of HBO’s “White House Plumbers.” It also emerged when TheWrap asked the longtime series creator his thoughts on the currently unfolding WGA strike.