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It uses hydrogen, which is pretty hard to make and transport. If they actually wanted to be environmentally friendly (instead of just having the PR) they would use natural gas which already has a good transportation network.

Hydrogen is better PR since at the car there are no emissions. So which to choose? Better PR or better for the environment?

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Natural gas is already really big in Europe, with a lot of cars driving on natural gas, so I am not so sure that adding Hydrogen to the mix would be that much more expensive.

Hydrogen would definitely be much more expensive. Hydrogen leaks, a LOT, it's really hard to contain and ship.

You would need a built a whole new infrastructure, and existing one for natural gas would not work.

That’s not even it. Natural gas is boring. Those cars are everywhere, they are nothing new or special.

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