Isn't the reason they are so slow to adapt them that they have not enough electricity?
Japanese automakers are excessively risk adverse. Last big risk by Toyota was their hybrid synergy drive, which they coasted on for too long.
https://en.wikipedia.org/wiki/Hybrid_Synergy_Drive
https://autos.yahoo.com/ev-and-future-tech/articles/toyota-p...
https://www.motor1.com/news/798173/toyota-chairman-reveals-w...
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Japanese automakers are excessively risk adverse. Last big risk by Toyota was their hybrid synergy drive, which they coasted on for too long.
https://en.wikipedia.org/wiki/Hybrid_Synergy_Drive
https://autos.yahoo.com/ev-and-future-tech/articles/toyota-p...
https://www.motor1.com/news/798173/toyota-chairman-reveals-w...