That was not the origin for this that I expected to read.
That was not the origin for this that I expected to read.
And yet it certainly explains part of the appeal.

The Tension Sheet was a stress relief aide invented by Fred "Thickie" Holden, one of Arnold Rimmer's schoolmates at Io House. "Thickie" was an incredibly stupid person, but managed to come up with a simple idea for making money. He patented the Tension Sheet, which was just bubble wrap painted red with "Tension Sheet" printed on it. Users would pop the bubbles to relieve stress. The invention made him a millionaire by the age of 26. Dave Lister used a Tension Sheet when he was upset about...
From the sources, wiki didn't mention this though: "Breast Inspired"
https://www.timesofisrael.com/anne-franks-israeli-classmate-created-popular-toy-inspired-by-breasts/