With newly available hands-free cruising technology and lots of standard safety features, the 2022 Cadillac CT4 is a very high-tech luxury sedan. And the CT4 is more than merely street-smart, serving up a healthy dose of cushy comfort and premium speed to go along with all of those cutting-edge features. What else do you need to know about Cadillac’s upscale sedan? Let’s take a closer look.