Once in the realm of signal integrity, it's true that the price goes straight into lab grade levels. Even in my reputable cables, there are a couple with suspi

Once in the realm of signal integrity, it's true that the price goes straight into lab grade levels. Even in my reputable cables, there are a couple with suspicious continuity issues. I wonder if this could find them. You could probably build a data transfer tester using an FPGA and some signal processing.