Stephen Hawking warns artificial intelligence could end mankind

Asimov’s Three Laws Are Not an International Treaty

"I am not alone in thinking we should be worried. The leading AI companies have taken great steps to ensure safety. They recognize the danger, but believe that they can shape and control the digital superintelligences and prevent bad ones from escaping into the Internet. That remains to be seen..."

“the robots have problems.” Most notably, he said, robotic cleaning systems tend to leave dirt in the corners of the glass walls that are designed to provide panoramic views from high floors.