Too small scale
What you need is a huge ground effect plane. The larger the plane, the smaller the proportion of the load for batteries.
I did the calcs a few years ago. You could run a large aircraft, capable of carrying 1000 pax or 150 tons of cargo from SF to LA at approximately 250 mph, all electric, using currently available technology. Ground effect aircraft similar to Boeing Pelican concept. Operating offshore in established lanes.
Quicker than any bullet train at 1/10th the cost.
“Quicker than any bullet train at 1/10th the cost.”
The Democrats will fix that problem by building a coast-to-coast canal for these craft at a cost of a mere $20 to $30 trillion dollars.