The stark warnings about the threat of AI stand out in marked contrast to a couple of recent examples of technological incompetence – but that doesn’t mean we shouldn’t be mindful of what the likes of Elon Musk preaches. The Tesla CEO was in the spotlight this week after deriding Facebook CEO Mark Zuckerberg’s AI familiarity in a Twitter spat – shortly followed by Facebook having to shut down a rogue AI test. The timing suited Musk’s side of the argument, in which he dismissed Zuckerberg’s understanding of the AI threat as ‘limited,’ as Facebook has had to shut down one of its research projects after the AI-based system began speaking in a new language – apparently because the…