Namely this part:
> The ethical philosophy of free software -- the freedom to understand, use, modificy, reproduce, and distribute of the software
As far as I understand it, free software implies that it's open source. Else modification would be impossible, which is one of the pillars of the term "Free software".
Authored Comments
I totally agree with this.
Also, another resource would be Richard Stallmans page itself:
https://stallman.org/solidarity-economy.html
Namely this part:
> The ethical philosophy of free software -- the freedom to understand, use, modificy, reproduce, and distribute of the software
As far as I understand it, free software implies that it's open source. Else modification would be impossible, which is one of the pillars of the term "Free software".