Good inventors and designers deeply understand their customer. They spend tremendous energy developing that intuition. They study and understand many anecdotes rather than only the averages you’ll find on surveys. They live with the design.
The concept of AR is cool and useful, but in action, it always seems lackluster. Whether it’s poor resolution, inaccurate computer vision, or uncomfortable human/computer interactions, the actual experience never lives up to what it’s supposed to be.