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Tesla knew Autopilot caused death, but didn't fix it
(www.theregister.com)
This is a most excellent place for technology news and articles.
When you're selling a million cars, it's guaranteed that some of them will have a missed defect, no matter how good your QC is.
That's why you have agencies like the NHTSA. You need someone who can decide at what point the issue is a major defect that constitutes a recall.