Look at Blizzard, illegally uploading streams of their own content. How dare they?! They should have to pay the movie, music and television studios billions of dollars in damages because... Because... Because copyright, that's why!
The owner of 4Chan is running scared from threats from Cracked.com, various SJW hackers and is getting pressure from Polygon lately into censoring and deleting stuff, you think 4chan was really behind this?
And even if 4chan was behind it (even though now it's not), it wouldn't have lasted very long before being shut down.