Comment They can win easily. (Score 1) 514
If that 10 years is maintenance free as in I don't have to do anything to it He will win big.
The biggest problem with off grid solar+wind installs is that caring for the battery bank is outside of the abilities of 80% of the population. If musk can make an off grid solar/wind install a zero effort/ zero care system where the drooling masses don't have to do anything.....
That will get the adoption rates way up, if the payback is within 5 years.