That's exactly the reason why Microsoft documents have an open standard, they were essentially forced to do that. That that standard has several thousand pages

That's exactly the reason why Microsoft documents have an open standard, they were essentially forced to do that. That that standard has several thousand pages and internal inconsistencies, ... well https://en.m.wikipedia.org/wiki/Standardization_of_Office_Open_XML https://en.m.wikipedia.org/wiki/Standardization_of_Office_Op...