This tool for finding bad USB-C cables
This tool for finding bad USB-C cables
hackaday.com
USB-C Cable Tester Is Compact And Affordable
We’ve all been bitten before by USB cables which were flaky, built for only charging, or just plain broken. With the increased conductor count and complexity of USB Type C, there are many mor…

EEVBlog also talked about this in a mailbag episode: https://www.youtube.com/watch?v=rEZQvSgdA2k&t=1839s
And they also have different cable versions available: https://caberqu.com/