http://junkee.com/the-best-unsolved-myst...et/35874/2
"#1: The Markovian Parallax Denigrate
The oldest surviving Internet mystery is ominously called the Markovian Parallax Denigrate. It comes from a proto-Web chat community called Usenet, which was popular in the early 1990s.
In 1996, the Usenet community reported unusual spam emanating from the username Markovian Parallax Denigrate. The messages were random words and phrases strung together and distributed among the community, in a way that appeared to suggest the influence of a very human intelligence..."
"#1: The Markovian Parallax Denigrate
The oldest surviving Internet mystery is ominously called the Markovian Parallax Denigrate. It comes from a proto-Web chat community called Usenet, which was popular in the early 1990s.
In 1996, the Usenet community reported unusual spam emanating from the username Markovian Parallax Denigrate. The messages were random words and phrases strung together and distributed among the community, in a way that appeared to suggest the influence of a very human intelligence..."