And even for a "true" open source project and even if the feature matches the aims of the project maintainers may still not accept it, as they don't want to com

And even for a "true" open source project and even if the feature matches the aims of the project maintainers may still not accept it, as they don't want to commit to the maintenance work. They can't rely on the contributor to be quick to respond to issues and flaws fall back on them.