There still batteries
they still cost 15 or $20,000
and they still will wear out and fail at some point
and get worse and worse until that point
Myself , I did my undergraduate And graduatethesis on ,and propose , hydrogen powered vehicles. Either combustion or fuel cell or a combination of the two
Hydrogen is very clearly the answer for transportation
I actually got banned from free republic because of my zeal for hydrogen back in 1995 when I first started because they thought I was trying to sell something
My original FR name was h2dude
When I realized back in the 90s was dead this is just going to be government research for about the next quarter century
I couldn’t do the government research thjng - way too boring
Look up “Bloom box” that google uses to power their campus.
Really cool use of fuel cell