Read the report again for comprehension. The price of PV cells is of minor import, more important is the cost of land, labor and grid stabilization. As for the TCO of a EV your calculations are simply incorrect.
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You conveniently ignore your earlier advocacy of mandates to achieve 100 renewables in Hawaii.  Once again how will you mandate retrofitting hundreds of thousand of commercial and residential building to achieve Da Govs dreams?
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Humorously you defeat your own argument by admitting that economics is the prime driver by claiming, incorrectly that "they are cheaper all around".  
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Bottom line its obvious that too much sun addles the brain.