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Did You Know There Was a Video Game Lock for the Nintendo Entertainment System in the 80s? — GeekTyrant
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Fascinating Look Back at Homework First, a Combination Lock for the NES That Blocked the Cartridge Slot - TechEBlog
Steve Lin on Twitter: "Most parents took away NES controllers as punishment. Some were convinced to buy this sweet "Homework First" lock. https://t.co/UbVl6tyQS8" / Twitter
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Cuando los americanos quisieron inventar el control parental para Nintendo NES: Homework First – Legado del Píxel
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Cuando los americanos quisieron inventar el control parental para Nintendo NES: Homework First – Legado del Píxel
![Fascinating Look Back at Homework First, a Combination Lock for the NES That Blocked the Cartridge Slot - TechEBlog Fascinating Look Back at Homework First, a Combination Lock for the NES That Blocked the Cartridge Slot - TechEBlog](https://media.techeblog.com/images/homework-first-combination-lock-nes-cartridge-slot.jpg)
Fascinating Look Back at Homework First, a Combination Lock for the NES That Blocked the Cartridge Slot - TechEBlog
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Cuando los americanos quisieron inventar el control parental para Nintendo NES: Homework First – Legado del Píxel
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