Solar panels get cheaper but the total amount of square meters on a vehicle that you can cover with them remains the same. In something the size of this car if

Solar panels get cheaper but the total amount of square meters on a vehicle that you can cover with them remains the same. In something the size of this car if I were purchasing PV cells for it, I would be optimizing by far for STC watt per square cm, not $/watt. $/watt STC is more for big roof and ground mount PV financial calculations.