Solar panels in the roofs of Teslas?

I put into google images the words "Solar panels in the roofs of Teslas" and this is what I got.

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   I think we are now moving to a time when all cars might have solar panels built into roofs hoods, trunks, side doors and people likely will even power their houses directly from the batteries in their cars if they aren't driving that day if it is sunny.Here is another related article to this one:Reducing the price of Gasoline and Diesel Worldwid...