The Commodore 64GS, despite its name, wasn't significantly different from the standard Commodore 64; its main upgrade was a built-in 1541-compatible floppy disk drive.
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The Fairchild Channel F, despite being the first home video game console, used a unique cartridge system with a *rotary dial* for game selection, rather than buttons or a switch.
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The Nintendo 64 controller's unusual design was partly influenced by the designers' desire to make it feel comfortable in the player's hands, even during extended play sessions.
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