Words can be copyrighted and licensed. Otherwise books and scientific journals protection are also meaningless. What some commenters do is just stating that their content is licensed under a certain term in the addition of whatever else the EULA/ToS for the service imposed on, provided there is no conflict.
Edit: Just to be clear, I am just stating the status quo and not defending it. I think copyright law needs to be reformed altogether.
Words can be copyrighted and licensed. Otherwise books and scientific journals protection are also meaningless. What some commenters do is just stating that their content is licensed under a certain term in the addition of whatever else the EULA/ToS for the service imposed on, provided there is no conflict.
Edit: Just to be clear, I am just stating the status quo and not defending it. I think copyright law needs to be reformed altogether.