Was the Italian Solar Energy pioneer Giovanni Francia right?

Giovanni Francia (1911-1980) was a mathematician, inventor and visionary engineer who from the 1950s onward made numerous contributions to several industries, notably the first anti-skid braking system for automobiles which he invented in 1955. But it is in the field of solar power where his legacy is relatively the most important, influencing the basic designs used by later designers of solar concentrating systems up to the present day.  This paper examines whether his vision is likely to continue to influence future progress in the renewable energy market transformation.

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Was the Italian Solar Energy pioneer Giovanni Francia right?