Max Tegmark, an MIT physics professor and machine learning researcher, says he has warned about the danger of artificial intelligence (AI) potentially overtaking human beings for over a decade.Tegmark argues that without sufficient guardrails, AI systems will recursively improve themselves until they achieve superintelligence, allowing them to "call the shots" on Earth.This week, Tegmark traveled from Cambridge, Massachusetts, to Washington, D.C., for a closed-door meeting with a bipartisan group of senators about the threat AI poses. And for the first time, he said he feels his message has br...