Comment Re:Gamechanger (Score 1) 514
2) Cloud... And the difference [between sunny-day production and cloudy-day production] is less than you'd think - it's about 90% of summer rather than the 25% or similar you might think.
That has not been my experience. For example, here is my system's output on April 25th (which was a cloudy day), and here is the output on April 26th (which was a sunny day). The cloudy-day output was about 10% of the the sunny-day output.