A couple of comments:

1. current battery technology is using cobalt and not the car itself. However, this is rapidly changing (https://www.wired.com/story/this-cobalt-free-battery-is-good-for-the-planet-and-it-actually-works/) and there is a plethroa of new battery tech out there, so this is just a question of time. BUT also, it's still much much better in terms of energy policy than extracting brent or gas, transport that in dirty trucks, refine that in dirty refineries and then distribute it to gas stations so we can burn the gasoline in our cars. Think about that madness!

2. Where is the Elon Musk of "mass public transport". And your…

Urs Gubser

Technologist at heart

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