Looks like the slope is about 10 percentage points per decade. So, it will take 20–30 years to double the efficiency of solar energy conversion. Disappointing.
Tyler Cowen asks : The most expensive weather disaster of 2018? How many of you have heard about it?
Gro Intelligence, for one. We predicted it.
See the light grey in the top right corner, “Rejected Energy”? That consists of things like the…