

You can only live and breathe your job with little to no entertainment.
Not to diminish your point, but back then they still had (often walkable) “third places.” That included social clubs – think the freemasons, shriners, the “water buffalo lodge” from the Flintstones (since that what Millennials and younger are most likely to be familiar with), etc. They also knew their neighbors a lot better than we typically do today: most houses had substantial front porches generating ad-hoc conversions with people walking by, they more frequently had block parties, etc.
TL;DR: they got a lot of their entertainment though actual in-person human interaction.
He literally invented the concept of Free Software. So yeah, of course he’s extreme about it!