I was just pointed to the paradox of tolerance: "Unlimited tolerance must lead to the disappearance of tolerance. If we extend unlimited tolerance even to those who are intolerant, if we are not prepared to defend a tolerant society against the onslaught of the intolerant, then the tolerant will be destroyed, and tolerance with them." https://en.wikipedia.org/wiki/Paradox_of_tolerance I see some similarity to the discussion of protecting vs non-protecting #FreeSoftware licenses. #OpenSource #copyleft #philosophy