Principle
No third-party video player and no audience measurement is loaded before your choice. Pages show a thumbnail; the YouTube player is only created after your explicit agreement.
Categories
Strictly necessary: session, security, language preference. These cannot be disabled because the site would not work without them.
Third-party video players: cookies set by YouTube when a video is played.
Internal audience measurement: view counters, kept in aggregate form.
Your choice
Accept, reject and customise are equally reachable. Refusing does not block browsing. Your choice is stored together with the version of this policy and can be changed at any time from the “Manage cookies” link in the footer.