] A visual history of spam (and virus) email
]
] I have kept every single piece of spam and virus email
] since mid-1997. Occasionally ... I use it to
] build a chart of spam and virus email.
]
] The following chart plots every single piece of spam and
] virus email that arrived at my work email address since
] April 1997. Blue dots are spam and red dots are email
] viruses. The horizontal axis is time, and the vertical
] axis is size of mail (on a logarithmic scale). Darker
] dots represent more messages.

A visual history of spam (and virus) email