Open Archives as a whole is an experiment, it drives innovative development. Some experiments are not implemented on the whole website yet, but do have a separate page to present the idea.
Learning and innovation go hand in hand. The arrogance of success is to think that what you did yesterday will be sufficient for tomorrow.
All it takes is one idea to solve an impossible problem.
Find your ancestors and publish your family tree on Genealogy Online via https://www.genealogieonline.nl/en/