But in today's world there are plenty of companies wanting to charge you a 50x markup on power electronics for a truck charge station just because they're novel. Charge stations will end up costing more than the truck (per charge bay) to begin with.
It costs more, because you need a bigger bursty supply behind, bigger hardware, etc. You have "some" economy of scale but not fully. This is why for example, you have many charging stations who are now coupled with batteries, to be able to smooth the load on the grid. At the end you get:
grid -> battery pack at the charging station -> battery of the vehicule
But in today's world there are plenty of companies wanting to charge you a 50x markup on power electronics for a truck charge station just because they're novel. Charge stations will end up costing more than the truck (per charge bay) to begin with.