I joined a small listening club that compares ordinary headphones with simple spectrogram views, and we recently noticed a few unusual streaks in AI-generated music. We are not trying to diagnose every mark as a problem. Instead, we want to learn which visual details deserve another careful listen. I found this practical overview while searching for explanations that do not promise certainty. It helped me frame the image as one clue rather than a verdict. I usually play a short section first, then inspect the same place on the display. The learning habit should stay practical. Each limited observation needs an audible reason. I compare matching passages before drawing conclusions. The process remains clear for new members. A short listen can prevent us from chasing an imaginary issue. We keep documented notes about what we actually heard. The group should remain patient. Our examples need to stay concrete. Every careful observation remains easy to revisit. I keep a note visible for discussion. I would rather ask a question than claim certainty from one picture. How did you learn to connect what you hear with what you see without turning the display into a shortcut? Thank you for any clear explanations.