Cyber Insecurity: The Cost of Monopoly [pdf] [2003] (web.archive.org)

   In 2004 Dan Geer wrote about how the Microsoft monoculture had
   become a risk.  I think about this every time Microsoft messes
   up.  Here's a WIRED article giving a bit of context.

   [[ https://www.wired.com/2004/02/warning-microsoft-monoculture/ ]]