http://catless.ncl.ac.uk/Risks/11.79.html
Not sure if it was joking about being from computerworld?
It's not in this edition -
https://books.google.com.au/books?id=sXM8jj29gfIC
Conspiracy -- Linus started Linux as an April fools joke from this April fools joke.
"This has been brewing since april 1991"
https://www.pcworld.idg.com.au/article/524692/linus_torvalds...