Last weekend, the news was filled with technology experts expressing grave fears about major advances in artificial intelligence. Some politicians reacted; others dismissed any threat (including President Donald Trump), while most remained silent. Almost two generations separate your columnists, and they offer their perspectives on the issue.Momentum is building around whether technology companies should voluntarily slow progress, raising concerns that this would give foreign competitors an advantage. Should and will these new fears about AI become a political issue?Cowley: If the creators of this technology are expressing concerns over the potential existential threat, we should believe them. The Hugging Face…