You are mixing up a lot of things, imo. Laws in EU countries are obviously not the same across all countries.
Yes, there's a eu-wide 30% content regulation.
No, YouTube adblock detection scripts are/could not be legal because of not having EU competition.
YouTube and Netflix are also entirely different, because on Netflix it's always required to pay. Not sure how this helps staying on topic, this thread is about ad blockers.
- A case that was in German media: Bild.de tried to take AdBlockerPlus off the market because of "circumventing complex anti-copyright mechanisms". It took some years & instances, but ABP was now deemed legal.
- This case (Ireland) and some concerns in Germany about this are more about privacy (GDPR) and tracking. They are browser fingerprinting and tracking how often you are using the ad blocker. This may or may not be legal. Who knows.
Yes, there's a eu-wide 30% content regulation. No, YouTube adblock detection scripts are/could not be legal because of not having EU competition. YouTube and Netflix are also entirely different, because on Netflix it's always required to pay. Not sure how this helps staying on topic, this thread is about ad blockers.
- A case that was in German media: Bild.de tried to take AdBlockerPlus off the market because of "circumventing complex anti-copyright mechanisms". It took some years & instances, but ABP was now deemed legal. - This case (Ireland) and some concerns in Germany about this are more about privacy (GDPR) and tracking. They are browser fingerprinting and tracking how often you are using the ad blocker. This may or may not be legal. Who knows.