Other than the cost one, Tesla has achieved this, as I pointed out below.
Reproduced here: The Tesla Supercharger v3 DOES achieve this. Can do >210 miles of charging in 20 minutes. 67% state of charge on a Model 3 LR in just 20 minutes, which works out to 210 miles of range on the EPA standard, and over 430km of range on the European standard. The Tesla Supercharger v3 DOES achieve this. Can do >210 miles of charging in 20 minutes. 67% state of charge on a Model 3 LR in just 20 minutes, which works out to 210 miles of range on the EPA standard, which works out to about 400km of range in 20 minutes charging on the European standard. https://electrek.co/2019/03/07/tesla-v3-supercharger-action-...
Reproduced here: The Tesla Supercharger v3 DOES achieve this. Can do >210 miles of charging in 20 minutes. 67% state of charge on a Model 3 LR in just 20 minutes, which works out to 210 miles of range on the EPA standard, and over 430km of range on the European standard. The Tesla Supercharger v3 DOES achieve this. Can do >210 miles of charging in 20 minutes. 67% state of charge on a Model 3 LR in just 20 minutes, which works out to 210 miles of range on the EPA standard, which works out to about 400km of range in 20 minutes charging on the European standard. https://electrek.co/2019/03/07/tesla-v3-supercharger-action-...
https://electrek.co/wp-content/uploads/sites/3/2019/03/D1CpC...