Yeah, the issue is not "Microsoft's usage of the XML format". The issue is that they blatantly bought their format's standardization, and then intentionally released an implementation that substantially deviated from the specs, making sure that MSO was the only "compatible" implementation.
Yeah, the issue is not "Microsoft's usage of the XML format". The issue is that they blatantly bought their format's standardization, and then intentionally released an implementation that substantially deviated from the specs, making sure that MSO was the only "compatible" implementation.