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1.
What happens when you take a fully functional Operating System and try to bloat it up with a bunch of crappy looking 3d effects, that allows it to compete with another operating system designed for gay people
Windows Vista aka VistAids
by Tekuzo October 19, 2007
 
2.
The result of installing the Windows Vista "Operating System" onto a partition. Once you realize how horrible Vista is, you will want to uninstall it and switch back to XP or a UNIX distro. But you will not be able to do this, as your hard drive will have Vistaids. You will have to download Vistaids cure tools to remove the aids.
"OMFG I can't install Windows XP because my hard drive has Vistaids!
by LONGPOKE May 27, 2008