John Culbert

Clouds float; they’re lighter than air. But we live under heavy skies, because of “the cloud.”

The “cloud,” we now understand, is not a collective thought bubble in the heavens. Instead, it resembles something like this:

“Racks of multimillion-dollar microprocessors in black steel cages roared like jet engines inside a windowless industrial shed in Santa Clara. The 120-decibel din made it almo