How much of that is owing to anything special about the IC vs manufacturing technology of the day? Legacy chip designs built on older nodes are probably more ro

How much of that is owing to anything special about the IC vs manufacturing technology of the day? Legacy chip designs built on older nodes are probably more robust just due to physically bigger wires and components. Wikipedia lists a 1987 node size as 800nm[0]. [0] https://en.wikipedia.org/wiki/Semiconductor_device_fabrication https://en.wikipedia.org/wiki/Semiconductor_device_fabricati...