as the question has been unanswered on answers.ros.org I hope here someone kindly comments Tutorials refer to ros2 demos and to ros2 examples and both are actively maintained both seem to rely on example_interfaces in /opt/ros/crystal/share/example_interfaces Is that a historically grown thing ? if not when should I to look at which ? Or in other words how would I extract the right files/infos to compose my own ros2 project ? --- [Visit Topic](https://discourse.ros.org/t/difference-of-ros2-demos-and-ros2-examples/8246/1) or reply to this email to respond. If you do not want to receive messages from ros-users please use the unsubscribe link below. If you use the one above, you will stop all of ros-users from receiving updates. ______________________________________________________________________________ ros-users mailing list ros-users@lists.ros.org http://lists.ros.org/mailman/listinfo/ros-users Unsubscribe: