The playbook is: Attack, reframe, normalize and politicize. The goal is not rational discussion but repetition. I could write a bot to make far right political comments in Internet forums, and people do. Which leaves the question: how should we respond to people whose ideas could algorithmically programmed and whose goal is repetition? One place to start is simply pointing out what is going on. There’s no point engaging with the content of what is being said because it’s being offered in bad faith.