Earlier quoted context omitted.
I remember in the 90s people all thought Stallman was crazy. And by people I mean developers, Linux users, people on usenet, etc. We all appreciated his contributions but at the end of the day just figured he was wearing a tin foil hat.
By no means all people. He became very well known in the tech community in the 90s because a significant number of people were interested in what he was saying. He won the MacArthur award in 1990.
It doesn't matter if it's google, mozilla, microsoft or the fsf.