Earlier quoted context omitted.
It kinda does, but it's an open question whether it's a requirement. In recent years, many programs became BSD-like licensed and it didn't impede the availability of their source code. Similarly, in the world of Minecraft, many mods started closed-source but free, and eventually became open-sourced, because it turned out to be beneficial on its own. I actually like the free software philosophy, but it might be that t…
> I actually like the free software philosophy, but it might be that the copyleft clause is not required if there is enough rational self-interest. At least RMS’s form of the Free Software philosophy sees preventing non-free software, not encouraging free software, as the highest goal. In this version of the philosophy, tools that prevent even a small amount of non-free software being made are valuable even if they d…
It would be additional incentive to release the source code after it enters public domain.