What does WIX stand for?

What does WIX mean?

WIX	Windows Installer Xml Computing » Software
WiX	Windows Installer Xml Computing » Drivers
WIX	Wireless Information eXchange Computing » Telecom
WIX	Wireless Information eXchange Computing » Software
WIX	Wireless Information eXchange Computing » Networking
WIX	Wireless Information eXchange Computing » Security
WIX	Whitman Education Group, Inc. Business » AMEX Symbols
WIX	Windows Interface To X Computing » Software
WIX	Coast Guard, Unclassified Miscellaneous ship type Miscellaneous » Ship Types
WIX	Wait for IndeX Governmental » NASA
WIX	Winstar Resources Ltd. Business » Toronto Stock Exchange