• use open source software to produce or accept files in proprietary formats,
• blame LibreOffice because it’s not fully compatible with Microsoft .docx files instead of blaming Microsoft Office for mishandling LibreOffice files
• judge the quality of any office suite on how well it handles OOXML, Microsoft’s own “standard” format for office files,

they hurt themselves and legitimize Microsoft’s dominance, all for no reason. A real solution has been available for twenty years now, and it just got better"