Here's a pretty good eulogy for the Usenet, from LWN in... 2005
Oh! Let's see what was popular in the Usenet!
alt.fan.*
aaron-carter
addams.family
adolf.hitler 🤨
austin-powers
bill-gates
bloodhound-gang
callista-flockhart
chocobo
courteney-cox
david-duchovny
dragonlance
dune
gillian-anderson
hello-kitty
jackques-chirac
jennifer-connely
jim-carrey
kevin-mitnick
lara-croft
lion-king.scar 😂
lucy-lawless
ninja-turtles
nutella
pam-anderson
power-rangers
pratchett
princess-diana
... wait what? STOP
A quick Google search indicates that apparently the Fred guy was active in the Usenet around 2005 and contributed to many flames. So maybe he made a few enemies? Or just one enemy with a lot of free time?
Remember, kids: don't get into useless arguments on the internet, you never know if the other person is a nutjob
alt.music.* is pretty great too, unfortunately, all empty