Of course Kenny the tiger did not have Downs syndrome, his deformities were due to inbreeding. He was an interesting looking cat though. Unfortunately, Kenny's lifespan was significantly shortened as well, he only lived for 10 years. So to the breeders, in the words of Kyle and Stan on South Park, "They killed Kenny!" "You bastards!"
As our poor abused planet whipsaws between extreme cold and extreme heat on a minute-to-minute schedule, only Coke can help soothe our pain. The "melting glacier" allegory at the end is effective, albeit unsubtle.
"Today, little remains of the industry but the occasional telltale sign spotted on the ground—shells laced with perfectly round holes—and millions of mother-of-pearl buttons saved in button jars across the country, cut from blouses and shirts from a time when nothing was wasted."