Actually the residential solar market is saturated. Local installers are laying off workers and are in the process of going out of business. The affluent homeowners who can afford solar and take advantage of the tax credits, like yourself, have already installed solar. The same is true of electric vehicles whose sales have stagnated nationally. As we've already discussed the price of PV panels is a minor consideration.  
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Out of curiosity whose behind the meter storage system did you install?  Is your vehicle interconnected into your system? Did you do an ROI on the substantial savings? What is the payback period?  Please don't quote the salesman's hype when responding. 
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Finally given your investment in PV panels, storage and electric vehicle, did you sever your connection to the grid entirely?  If not, why not?