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[–] 4 points 1 year ago* (last edited 1 year ago) (1 child)

Not sure if you're aware but we've had electric buses and trains for well over half a century. We don't need them to carry long range batteries. We have them in Europe and even in some places in North America. Batteries haven't been needed for electrifying public transit for a very long time. In fact some of the first public transit was electric. Some places just choose the cheapest upfront option instead of spending a bit more on infrastructure in order to realize environmental and efficiency benefits.

As for planes, yes probably. Although I'm not sure whether there's a viable route to electric planes that goes through batteries or whether that use case would necessitate synthetic fuel.

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  • [–] 1 point 1 year ago

    even without external electricity you don't need batteries, there were perfectly functional buses in the 60's that used flywheels to store energy. And i believe technology has advanced ever so slightly in the 60 years since then..

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