It feels as though AI is moving a million miles a minute. Every week, it seems, there are product launches, fresh features and other innovations, and new concerns over ethics and privacy. It's a lot to keep up with. Maybe you wish someone would just take a step back and explain some of the basics....

This is today's edition ofThe Download,our weekday newsletter that provides a daily dose of what's going on in the world of technology. Intro to AI: a beginner's guide to artificial intelligence from MIT Technology Review It feels as though AI is moving a million miles a minute. Every week, it seems, there are product launches,...