You didn't start using libreoffice.org like 15 years ago?
Most companies didn't, no.
Just because alternatives exist for some people some of the time does not mean Office is worthless, or that buying it isn't rational.
(Though buying it starts to look a lot less rational when things like this happen.)
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I did. SunOffice, then OpenOffice, then LibreOffice. It still isn't very good, though.