When a rare thing disappears, its absence reveals how little we noticed its value while it was present. The Kia Stinger — an affordable, fast, four-door sedan that asked nothing of its driver except the desire to enjoy the road — has been discontinued, leaving a quiet gap in a market that had already been drifting away from such honest machines. Those who understood what it offered now face a fragmented landscape of alternatives, each carrying pieces of what the Stinger was, but none quite assembling the whole. It is a small but telling moment in the longer story of how driving pleasure became