According a battery researcher, they need something like a battery 5 times cheaper and with 5 times the energy capability than lithium cell phone batteries.
They said it somewhere in this documentary :
Quote:
Originally Posted by oil pan 4
The focus for the last 40 years has been to cram more power into a smaller space and try and do it cheapy.
Electric cars renewed that push and added the need for good performance over a really wide temperature range and to cram even more power into a tighter space and do it it without breaking the bank.
The market for really cheap cost per kwh batteries that last a really long time is only about 10 years old.
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