Intel supports ECC, so does AMD, so why would they lobby against it? Intel uses it for market segmentation, but I don't think it is a big deal. It is just that

Intel supports ECC, so does AMD, so why would they lobby against it? Intel uses it for market segmentation, but I don't think it is a big deal. It is just that those who build consumer-grade hardware don't want to spend 12% more on RAM for slightly less performance. Among them are essentially all ARM devices, including smartphones and Apple silicon Macs.