This is already the case according to The Guardian. Imagine solar panels that generate 200W/m2 at night when it rains. https://www.theguardian.com/environment/

This is already the case according to The Guardian. Imagine solar panels that generate 200W/m2 at night when it rains. https://www.theguardian.com/environment/2018/mar/13/rain-or-shine-new-solar-cell-captures-energy-from-raindrops https://www.theguardian.com/environment/2018/mar/13/rain-or-...