It could affect some corporate Office users if they have started using the new Office file formats -- in this case, docx -- and if they do server-based processing of these docx files using custom XML (ie they have created and defined their own tags using Extensible Markup Language). But it's not clear how anyone would know how many companies this affects. Microsoft's current attitude may appear somewhat at odds with the statements made by its lawyers ( PDF at TechFlash ) when they appealed the injunction: "If left undisturbed, the district court's injunction will inflict irreparable harm on Microsoft by potentially keeping the centerpiece of its product line out of the market for months. The injunction would block the distribution not only of Word but also of the entire Office suite, which contains Word and other popular programs." But the legal battle is not over yet. ComputerWorld notes : "Now Microsoft is asking the panel of judges primarily to reconsider the way that the damages figure was determined.