Source of Waymo

https://techcrunch.com/2019/08/21/waymo-releases-a-self-driving-open-data-set-for-free-use-by-the-research-community/

- Waymo Is 99% of the Way to Self-Driving Cars. The Last 1% Is the Hardest
--  https://www.bloomberg.com/news/articles/2021-08-17/waymo-s-self-driving-cars-are-99-of-the-way-there-the-last-1-is-the-hardest