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"Hotmail initially ran under Solaris for mail services and Apache on FreeBSD for web services, before being partly converted to Microsoft products, using Window
by teh_klev 12y ago
"Hotmail initially ran under Solaris for mail services and Apache on FreeBSD for web services, before being partly converted to Microsoft products, using Windows Services for UNIX in the migration path."
[0]: https://en.wikipedia.org/wiki/Outlook.com#Launch_of_Hotmail https://en.wikipedia.org/wiki/Outlook.com#Launch_of_Hotmail