That seems like a disingenuous question. The correct set of questions are: 1. Do electric cars solve an existing problem in a more efficient way? 2. Does BTC s

That seems like a disingenuous question. The correct set of questions are: 1. Do electric cars solve an existing problem in a more efficient way? 2. Does BTC solve an existing problem in a more efficient way? The answer to #2 seems to be a clear no. The problem of payments is solved much more efficiently without the artificial proof of work requirement. The answer to #1 is perhaps debatable but at least there's something to debatable.