Anna’s Archive is generally known as a meta-search engine for shadow libraries, helping users find pirated books and other related resources. However, last December, the site announced that it had also backed up Spotify, which came as a shock to the music industry. Anna’s Archive initially released only Spotify metadata, and no actual music, but that put the music industry on high alert. Together with the likes of Universal, Warner, and Sony, Spotify filed a lawsuit days later, hoping to shut th...