> Yes, they may have taken billions of painstaking person-years to hand-transcribe them onto artisanal silks, but no matter how much effort you put into copying someone else's work, it doesn't make it your work, and you can't sue people over it.

Not really all true though. Genius started out by stealing lyrics from other sites. In the early days many of the lyrics had the exact same errors as other more establish sites. That may have changed since.