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On self-driving, Waymo is playing chess while Tesla plays checkers
(arstechnica.com)
This is a most excellent place for technology news and articles.
Yes they sure did. I don't believe any Tesla ever shipped with Lidar, maybe some did. The big thing that they removed/disabled was the radar. They did this because the radar and visual cameras would disagree about where things were. So instead of spending more R&D time to get it right. They just removed the radar and called it solved.