This is a record for SA, and it happened in spring. It's a couple of months from midsummer. Rooftop supply will be much larger in December, but so will demand because of aircon. Ultimately, a big percentage of daylight demand for places between latitudes 35 or 40 north and south of the equator will be satisfied by rooftop solar. And we will rely on wind, CSP and batteries to provide power at night.
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