Publishing publicly has a cost when the wrong audience discovers you.
That cost can be annoyance.
It can also become threats, coordinated abuse, doxxing, repeated insults, unwanted sexual attention, impersonation, or strangers following a person from one platform to another.
At that point, just keep posting stops being a neutral request.
Research has measured the silencing effect directly. A 2024 study in Information, Communication & Society examined Finnish academics, media professionals, and local politicians who experienced work-related online harassment. Across the three groups, roughly 17–18% of targeted participants reported some form of self-censorship in response, and more frequent or severe harassment was associated with greater self-censorship. See Self-censorship among online harassment targets.
That is not everybody retreating.
It is enough people to change what the public web contains.
The rational audience gets smaller
A writer who once posted openly may move to a locked account.
A creator may stop discussing certain subjects. A journalist may avoid replying publicly. A hobbyist may move conversation into a small Discord. A person who shared family updates may restrict them to friends. Someone else may quit the platform completely.
Pew Research Center found a similar chilling effect among ordinary U.S. internet users. In a 2017 survey, 27% of adults said they had chosen not to post something after witnessing online harassment, and 13% said they had stopped using an online service after seeing others harassed. See Pew’s findings on Americans and online harassment.
Notice the important part: people did not even have to be the direct target for observed hostility to affect behavior.
Withdrawal removes more than the controversial post
When somebody reduces public participation, the web loses whatever else they would have contributed too.
The useful tutorial never gets written. The niche expert stops answering strangers. The artist posts only to friends. The person with unusual experience decides that correcting misinformation is not worth another week of abuse.
The missing material is impossible to count because it was never published.
That makes harassment different from deletion. There is no dead URL to recover and no archive snapshot to find.
The page never existed because the author decided the audience was not worth the risk.
A quieter public web can be a defensive adaptation
This matters for Dead Internet Theory because some human retreat is not caused by boredom, corporate consolidation, or algorithmic ranking.
People sometimes withdraw because public exposure became unpleasant or unsafe.
They may continue writing in private groups, talking with friends, working professionally, creating art, or sharing knowledge with smaller audiences.
The human did not become a bot.
The human closed the door.