Diving into the Retro Abyss: 18 Odd but Amazing Video Game Accessories from Yesteryears
Atari Mindlink
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Atari Mindlink was a headband controller that claimed to read players' brainwaves to control games. However, it actually read the muscle movements in the player's forehead. The Mindlink never made it to market, but its ambitious concept was a testament to Atari's innovative spirit.