The old adage that when the evidence changes, so should your mind, seems rather relevant for the times we live in and cropped up in the realm of automotive connectivity and particularly self-driving. As we reported earlier this year, the tide has been flowing towards 5G for vehicle connectivity and away from WiFi as major automotive makers line up behind the version of the former for their industry called C-V2X. Yet Tesla, the company best known for its promotion of electric cars and also of self-driving, is still having none of it. Its maverick and contentious founder Elon Musk recently more or less insisted that self-driving should be standalone and independent of any external network, especially 5G. This immediately provoked…