Realistically... everyone's using it from students, to lawyers, to academics, and so on and so forth.
And given that LibreOffice and Google Docs are pretty good nowadays and OOXML is an open standard now post the monopoly rulings of the 90s, it's not quite as bad as it used to be.
And given that LibreOffice and Google Docs are pretty good nowadays and OOXML is an open standard now post the monopoly rulings of the 90s, it's not quite as bad as it used to be.