Probably Cuba, unless the Apache Casino takes its head out of its a** first.
Time to get one, or be left behind. Tesla would be foolish to spend its resources on covering a small minority of owners, all of whom can upgrade to CCS compatibility or use CHAdeMO, instead of expanding the network's reach for the large majority.
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For me, the greater attraction of having a Supercharger in Socorro is being able to travel South then East from Albuquerque rather than East then South. Ruidoso and its surrounding mountains are a lot more accessible, as is White Sands.