Most like these Israelis feel they are a ways away bc of the expansion and cracking of the Silicon materials and it is too expensive....huge massive problem that needs a solution. 

"The biggest barrier is the expansion/cracking issues and economic barriers to scale it viably but we are very confident that we've solved these issues with Purevap " - HPQ CEO 

Israeli 5-minute battery charge aims to fire up electric cars

"We wanted to demonstrate that you can take a lithium-ion battery, replace some of its materials and then charge it in five minutes," he said.
 
The engineer switched the original graphite in the battery's negative anode with silicon.

https://www.channelnewsasia.com/news/business/israel-electric-vehicle-fast-charging-lithium-ion-battery-14353546