Edited post above for 4th thing I noticed:
4. Not sure if this is due to recent change, I saw that if you open videos in tabs, and then come back to them, there will be a message that says approximately (in the video box) "Link has expired. Please refresh." Sometimes there is an ad over it so you can't see much of the error message.
Alle Teilnehmer sind mindestens 18 Jahre alt.