QuickCheck: Was a pop song once written to hide a secret message?

EVER since recorded music took off in earnest, claims have been made that a hidden message of some form is hidden in a song; for example, some have claimed that certain rock bands hide dark messages in their songs if they’re played backwards. Read full story

Source : https://www.thestar.com.my/news/true-or-not/2023/03/02/quickcheck-was-a-pop-song-once-written-to-hide-a-secret-message