Building this many chargers would cost way more than the proposed 7.5 billion lawmakers have put aside for the EV infrastructure. Private traders are starting to invest billions into building these chargers, however, the overall EV business is suffering from the chicken-and-egg problem.
Another factor to consider is that the U.S. is falling farther and farther behind Europe and China. If we wait a few more years to be in a better position before pushing forward, we could be too far behind to catch up. Why should this concern us? By the time we catch up Europe and China will own the electric vehicle market, specifically for larger vehicles needed to transport goods.
The originally posted article goes into great detail and offers an in-depth projection of the next 10-20 years.