They are quite helpful, but one should be aware of information leakage if a database item id is potentially visible to readers with access to the entire data en

They are quite helpful, but one should be aware of information leakage if a database item id is potentially visible to readers with access to the entire data entry. In most systems that is possible via references , and this could allow unauthorized users to deduce the timing of certain events that happened. Whether this is of any concern OSS of course domain dependent. We will keep using v4 by default, but allow newer methods where applicable