30 years ago, the CD started the digital music revolution

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Speak Now, Play Again: Taylor Swift and the Rerecording Revolution - The Ringer

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How the digital revolution disrupted the music industry - Linktree

The coming record revolution: digital discs. Popular Science (Nov, 1981)

Playing For Change - Songs Around The World (CD + DVD) - Music, playing for change

Charted: 50 Years of Music Industry Revenues, by Format

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Who was the first person to record a voice in history and when did this happen? Who was the first singer to be recorded on tape or CD? - Quora