Fox News’ role as a Republican propaganda machine is clear to anyone who has bothered to peruse its programming — President Donald Trump knows it, Fox co-founder Rupert Murdoch knows it, disgraced network co-founder Roger Ailes knew it, and longtime viewers like me certainly know it. The last holdouts arguing otherwise at this late date are some combination of ignorant, naive, on the Fox payroll, lying to the public, or lying to themselves.To wi…