Intel is back, baby. At least for now. The Lenovo Yoga Slim 7i Aura Edition is a fine-looking 15-inch thin-and-light productivity laptop with an AI coprocessor — another entry in an increasingly crowded field. It has most of what you’d expect from a laptop like this: all-day battery life, a nice screen, a great keyboard, full-sounding speakers, and just a couple of irritating shortcomings. But the most interesting thing about the Yoga Slim 7i is what’s inside. It’s the first laptop we’ve tested