Donald Trump has been able to get more than one of his criminal trials delayed, but a columnist warned Tuesday that the former president’s “knee-jerk reaction to argue against any procedural task or appeal any ruling that appears unfavorable to him in the hopes of delay” will backfire. In an op-ed published Wednesday, author and researcher Jeremy Novak points out that when it comes to Trump’s classified documents case, he recently argued that he should know the identities of witnesses before the trial begins — likely because he wants to intimidate them, Novak contends. “Known as ‘Trump Employe…