That discount will not perpetuate infinitely. It facilitates people onboarding to EVs, but it has nothing to do with long-term infrastructure problems on the horizon as this stuff scales up to being the status quo for how people move around.
Your defeatism (elsewhere in the thread) is a bit tiring. On the other hand, once people decided to go to the Moon. They did it and returned safely! But according to you building a power plant and laying another set of cables per region is an insurmountable problem.
Add that and solar panels at home and work parking lots... done.