The article cites a learning rate (depreciation per doubling of capacity) of 28%. That's true over decades, but: "the learning rate estimated with data from 2007 onward is even higher at 40%." https://www.cell.com/joule/fulltext/S2542-4351(21)00100-8
Yes solar is insanely cheap today, but it will be much cheaper in a few years. And capacity factors are 30%+ for single-axis trackers in sunny places: https://emp.lbl.gov/pv-capacity-factors
Yes solar is insanely cheap today, but it will be much cheaper in a few years. And capacity factors are 30%+ for single-axis trackers in sunny places: https://emp.lbl.gov/pv-capacity-factors