All those things are true when comparing NiMH to NiCd but definitely not compared to lithium batteries. There's not a single metric for which you can't find a superior suitable lithium chemistry. Except for one: $Cost
Just Toyota doing Toyota things.
Also I would strongly disagree on the Prius comment. A lot of "HV battery fault" cars out there back in the day, refurbing them was a pretty good business for a while. The NiMH pack in the Prius was the basis for so many slack jawed comments "EVs will never work! You're just going to have to replace the battery every 5 years!"
Just Toyota doing Toyota things.
Also I would strongly disagree on the Prius comment. A lot of "HV battery fault" cars out there back in the day, refurbing them was a pretty good business for a while. The NiMH pack in the Prius was the basis for so many slack jawed comments "EVs will never work! You're just going to have to replace the battery every 5 years!"