[Age of Reason]

My dad would have called this thing a giant dust collector.

Imagine all the Windex.

Of course, they could stop immigration to control population growth and so lessen demand for more power--but that would be too simple.

Anyway, they'll need all those immigrants to keep all that glass clean.

[Orbiter]

Prolly have some Oz version of the yard-mowing robot squeegeeing itself over the surface in a fashion similar to a needle playing over a vinyl record, only going counter-clockwise.