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It all comes down to cost. PV cells themselves have gotten very cheap, and the majority of the cost is the installation itself. If you have an older home, you c
by dahfizz 6y ago
It all comes down to cost. PV cells themselves have gotten very cheap, and the majority of the cost is the installation itself. If you have an older home, you can be out $10k+ just for new shingles and electrical wiring. Having the solar panels installed at the factory while the car is being built could be a big cost savings.