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Tesla to lay off everyone working on Superchargers, new vehicles
(arstechnica.com)
This is a most excellent place for technology news and articles.
I’m not sure that was a valid concern, even if Ford thought that way. This is pretty common in the tech industry, as a form of Mutually Assured Destruction. Everyone has a big portfolio of patents but mainly use them defensively: I won’t nuke you if you don’t nuke me