Legal action by publisher Axel Springer, which aims to outlaw ad blocking on copyright grounds, has been revived by Germany's top court.

Case file: https://juris.bundesgerichtshof.de/cgi-bin/rechtsprechung/document.py?Gericht=bgh&Art=en&client=12&pos=0&anz=1&Blank=1.pdf&nr=142511 (German)

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sorry for butchering the article title, I've edited my post to try and reflect the intention of article