A computer on your face? Snap and others still trying to make AR glasses a reality

In its relentless search for ways to weave digital products into people's lives, Big Tech has achieved some big wins. Apple Watch users talk to their wrists. Artificial intelligence-powered assistants are everywhere. But convincing people to wear computers on their faces has been a dud. Tech giants have been focused in the last decade on developing eye glasses that project digital screens in front of a user's eyes.