First Prius with Hybrid system and electric batteries launched in 1997. So if Toyota would have followed its Kaizen/Continuous Improvement philosophy to improve

First Prius with Hybrid system and electric batteries launched in 1997. So if Toyota would have followed its Kaizen/Continuous Improvement philosophy to improve electric batteries for last 24 years, they would have been way ahead in electrification especially battery tech and efficiency. That's the point.