That became Frat Bros who were obnoxious and loud guys who like to get drunk and party.
Eventually becoming Gym/Tech/Crypto Bros, which referenced the toxic masculinity and obnoxious nature of those two groups whose entire identity is the thing they bro’d.
Which in turn became a catch all suffix for groups/industries that are toxic/harmful.
No “hivemind” is spreading it, it’s just the evolution of slang and language in action.
Bros were dudes who liked to party.
That became Frat Bros who were obnoxious and loud guys who like to get drunk and party.
Eventually becoming Gym/Tech/Crypto Bros, which referenced the toxic masculinity and obnoxious nature of those two groups whose entire identity is the thing they bro’d.
Which in turn became a catch all suffix for groups/industries that are toxic/harmful.
No “hivemind” is spreading it, it’s just the evolution of slang and language in action.
Wolf of wall street movie and wall street bets subreddit probably.