And in 20 years, the climate change migration period will start in full.
It already has. Syrian instability started with droughts. The worse of it, is that war will always be a higher priority to oil interests and their captured governments than cooperating on human sustainability.
about 42 panels per hour. If that includes wiring somehow, that is faster than other solar. Maybe their daily productivity estimate includes scooting out of the way of other trains and less than 24 hours operation.