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Karaoke inventor Shigeichi Negishi demonstrates his "Sparko Box" for writer Matt Alt, 2018.
Hiroko Yoda
Negishi was in his 40s when he came up with the idea of prototyping a mass-produced, coin-operated karaoke machine, branded "Sparko Box" in 1967.
Sen. Dianne Feinstein, D-Calif, speaks during a hearing of the Senate Judiciary Committee in July 2022.
Anna Moneymaker
Getty Images
A person wearing a striped sweater sits on a porch
City of Petersburg