I read once that Abba was actually really into the technology of making music. One of the men was influential in developing a style of recording that revolutionized the industry and was the key to their distinct sound. They were the first to layer multiple tracks on top of each other. They were apparently musical technology geniuses.
"Dancin' queeeennn, young and sweet, only seventeen..."
"Dancin' queeeennn, young and sweet, only seventeen..."