Some even protect the contributors: > [1]: You may provide support for free, for a fee, or not at all. Unless required by applicable law or agreed to in writin

Some even protect the contributors: > [1]: You may provide support for free, for a fee, or not at all. Unless required by applicable law or agreed to in writing, You provide Your Contributions on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied, including, without limitation, any warranties or conditions of TITLE, NON- INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A PARTICULAR PURPOSE. [1] Khan Academy CLA: https://docs.google.com/forms/d/e/1FAIpQLSdyXYrc8ogVoA46J9KXyIj5nKlZzNkOnQG-4A1R7X_BWGTShQ/viewform https://docs.google.com/forms/d/e/1FAIpQLSdyXYrc8ogVoA46J9KX...