Evan Spiegel, CEO of Snap Inc., speaks onstage during the Snap Partner Summit 2023 at Barker Hangar on April 19, 2023 in Santa Monica, California.Snap on Tuesday announced the fifth generation of its Spectacles augmented reality glasses that can overlay digital graphics onto the physical world.The latest Spectacles are only available for developers, who must commit to paying $99 a month for one full year if they want to build AR apps for the device. The glasses can produce more compelling digital visuals th ...