With neurons and synapses forging new connections and strengthening or discarding old ones, the brain is like the grand staircase in the Harry Potter films, constantly reshifting structure on a microscopic scale. Is it so hard to imagine those changes affecting the macroscopic scale?

To allow that much commerce smoothly over data networks, we needed a system that came to be called EDI (electronic data interchange), one that in fact predates the Internet in its current form.

Pascale Ferran’s film seems most concerned with the vegetable version, where the affair between Lady Chatterley and the groundskeeper Parkin was a parable for our disconnection from the earthy, sensual delights of nature.