It's not quite on the level of embedding images in a spectrogram, but buried deep in Amarok by Mike Oldfield is morse code for "FUCK OFF RB", a reference to Ric

It's not quite on the level of embedding images in a spectrogram, but buried deep in Amarok by Mike Oldfield is morse code for "FUCK OFF RB", a reference to Richard Branson, owner of his label, Virgin Records.