Totally true. HDMI takes many steps to try to reduce errors to a reasonable rate. In practice, this rate is usually low enough to ignore, even with cheap cables

Totally true. HDMI takes many steps to try to reduce errors to a reasonable rate. In practice, this rate is usually low enough to ignore, even with cheap cables. I was just making the point that there is indeed a progressive degradation in image quality with increasing error rate, even in HDMI.