The directors of Synthank were eating an enormous luncheon to celebrate the launching of their new product. Some of them wore the plastic face-masks popular at the time. All were elegantly slender, despite the rich food and drink they were putting away. Their wives were elegantly slender, despite the food and drink they too were putting away. An earlier and less sophisticated generation would have regarded them as beautiful people, apart from their eyes.

[…]

After a couple of jokes, he said, “Today marks a real breakthrough for the company. It is now almost ten years since we put our first synthetic life-forms on the world market. You all know what a success they have been, particularly the miniature dinosaurs. But none of them had intelligence.”

“It seems like a paradox that in this day and age we can create life but not intelligence. Our first selling line, the Crosswell Tape, sells best of all, and is the most stupid of all.” Everyone laughed.

“Though three-quarters of the overcrowded world are starving, we are lucky here to have more than enough, thanks to population control. Obesity's our problem, not malnutrition. I guess there's nobody round this table who doesn't have a Crosswell working for him in the small intestine, a perfectly safe parasite tape-worm that enables its host to eat up to fifty percent more food and still keep his or her figure. Right?” General nods of agreement.