I've actually never heard that, I've heard more like "no one will support it" until RedHat came around, then it was "no one knows how to use it" until I saw IBM use it, then I heard "but there's no software" until I saw Oracle make software for it. That was just in Non-IT businesses. In IT-industry businesses, I never heard Windows discussed too seriously outside of "well, we had to unfortunately because of a client..."