How worried should you be about an AI apocalypse?

How worried should you be about an AI apocalypse? Fears that artificial intelligence could rise up to wipe out humanity are understandable given our steady diet of sci-fi stories depicting just that, but what is the real risk? Isaac Asimov's three laws of robotics are not a practical guide Super-intelligent artificial intelligence rising up and wiping out humanity has been a common trope in science fiction for decades. Now, we live in a world where real AI seems to be advancing faster than ever. Does that mean you should start worrying about an AI apocalypse?