Letting Donald Trump remain on the ballot in Colorado and Maine will be a signal to Trump’s followers that violence works — and they’re in charge, a columnist warned Thursday. Salon’s Amanda Marcotte was reacting to “hand-wringing” commentators who worry that ruling that Trump is an insurrectionist who, under the Constitution’s 14th Amendment, has no right to stand for public office will spark angry backlash from the former president’s rabid supporters. Those expressing concerns of repercussions are “gaining traction with their short-sighted stance that prioritizes their immediate fear of bein…