> given a common wafer thickness of around 170 micrometers
> So that comes to under 14,000 shipping containers full of wafers, which could fit in one single ship delivery, for all of the vehicles in the USA.
Taking the thickness of 170 micrometers and extrapolating this measure of a solar waffer to the needs of US cars is just ... unreal. The OP came up with a serious relation. How many containers would be needed when you measue the thickness of handable solar cells, like 3mm?