The FSF doesn't want to get caught up in a dispute, and thus requires explicit disclaimers of work-for-hire interest from employers https://www.gnu.org/licenses

The FSF doesn't want to get caught up in a dispute, and thus requires explicit disclaimers of work-for-hire interest from employers https://www.gnu.org/licenses/why-assign.en.html https://www.gnu.org/licenses/why-assign.en.html