Heavy, relentless rains flooded Pittsburgh-area streets and prompted water rescues Thursday night, as a severe storm system threatened parts of the eastern U.S. into Friday.
The big picture: A rare flash flood emergency, the National Weather Service's highest flood alert category, was issued for parts of Pittsburgh, where up to 4 inches of rain had fallen just before 9:30pm Thursday.
Some of the tech industry's loudest voices — most recently Elon Musk — keep aiming for AI to become "smarter than humans," yet there isn't agreement on what that bar is.
Why it matters: If we obsess over this fuzzy human-centric yardstick for AI's abilities, we could miss out on promising — but decidedly non-human — ways machines could meet actual human needs.