This was possible in the late '80s and early '90s through the use of anonymous FTP servers and through the Gopher protocol.
The bandwidth usage of a pornography site is relatively high, and the income a free site can earn through advertising may not be sufficient to cover the costs of that bandwidth.
The con presented a keynote by culture theorist Mark Dery and published a reader about the subject.
Pornographic images had been transmitted over the Internet as ASCII porn but to send images over network needed computers with graphics capability and also higher network bandwidth.
Internet pornography is any pornography that is accessible over the Internet, primarily via websites, peer-to-peer file sharing, or Usenet newsgroups.
The availability of widespread public access to the World Wide Web in late 1990s led to the growth of Internet pornography.