On: Why Open Source Misses the Point of Free Software (2016)

[microtherion]

> [ESR] and Stallman were once close friends

I rather doubt that. One of ESR's skills is to insinuate that he's on closer terms with people than he really is, as astutely captured by this comic:

https://geekz.co.uk/lovesraymond/wp-content/ep013.jpg

For a lengthy first hand report of an actual interaction between ESR and RMS, there's for instance this:

https://invisible-island.net/ncurses/ncurses-license.html

Does not look like former or current close friendship to me.