On June 19, 1991, one day before the catastrophe, in a Chicago hotel conference room, Sony showed journalists a prototype that was supposed to change the gaming industry. The next day, Nintendo publicly dumped its partner—and triggered a chain reaction that would blow up the cartridge monopoly from within three years later.
1988. Nintendo owns 70% of the global gaming console market, but Sega has announced the Mega CD—a console with a laser drive capable of loading games up to 650 megabytes versus a pathetic 4 megabytes on cartridges. Hiroshi Yamauchi, Nintendo's president, understands: cartridges mean reliability and control, but discs are the future. He needs a partner who knows how to manufacture optics and electronics.
Ken Kutaragi from Sony has already developed the SPC700 sound chip for the Super Nintendo—an 8-channel coprocessor capable of playing samples at 32 kHz. This isn't just hardware: it's proof of competence. Sony proposes creating a hybrid—a console with a CD drive that plays both SNES cartridges and new Super Disc format discs. Project codename: PlayStation.
The contract is signed, but Nintendo's legal department notices the trap too late. Under the agreement's terms, Sony gets the rights to license all CD games and all the profits from them. Nintendo retains control only over cartridges—over yesterday's technology. Yamauchi calls it a "suicidal deal" and starts looking for a way out.
In spring 1991, parallel negotiations begin with Philips—the Dutch giant that owns patents on CD-i, an interactive multimedia format. Philips agrees to less aggressive terms: Nintendo will retain control over the games, Philips will get only technology royalties. The deal is struck in absolute secrecy.
June 19, 1991, Consumer Electronics Show, Chicago. On Sony's booth stands a gray box labeled "Play Station"—two words with a space, like a theatrical play. On top—a slot for SNES cartridges, in front—a CD tray. Journalists photograph it, engineers demonstrate disc loading. Norio Ohga, Sony's president, smiles for the cameras. The prototype works. The production line is ready. Release is scheduled for 1992.
June 20, 9:00 AM. Nintendo holds its own press conference in the adjacent hall. Howard Lincoln, vice president of Nintendo of America, announces: the company is terminating its partnership with Sony and entering a new agreement with Philips. The reason—"strategic incompatibility of the licensing model." Sony's Japanese delegates are sitting in the audience. Kutaragi learns of the breakup from a competitor's mouth, in front of a hundred witnesses.
This isn't just a partner swap. This is public humiliation—the corporate equivalent of a slap at a duel. Sony spent three years on development, printed marketing materials, coordinated supply chains. And now it all turns into a museum piece in one press conference.
Kutaragi returns to Tokyo. Ohga demands the project be shut down—Sony makes TVs and tape recorders, not toys. But the engineer insists: "If we stop, Nintendo wins twice—breaks the contract and eliminates a competitor." The board votes six to five. PlayStation gets the green light—now without the "Nintendo" prefix in the name.
Of the 200 Nintendo PlayStation prototypes assembled in 1990–1991, one has survived to our time. In 2009, Terry Diebold, a former Nintendo employee, discovers the gray box in a storage room—his father had once taken the device home after the project was liquidated. The console powers on. The CD drive spins discs. The cartridge slot reads Super Mario World.
The family puts the lot up for auction. Collectors are skeptical—too good a condition, too convenient a story. But experts confirm: the serial numbers match Sony's internal documents, the board layout corresponds to 1990 blueprints, the BIOS revision is pre-release.
March 2020. Heritage auction. Starting price—$50,000. Final bid—$300,000, plus $60,000 commission. Buyers—Palmer Luckey (founder of Oculus VR) and Greg LeMarchal (co-founder of Imagine Dragons). The prototype becomes the most expensive gaming console in history—more expensive than any production Nintendo, more expensive than the first Apple I.
Luckey publishes photos of the internals: a motherboard with both companies' logos, Kutaragi's SPC700 sound chip, Sony's CD controller, Nintendo's cartridge interface. This isn't a concept or a mockup—this is a working machine, frozen halfway between two worlds.
Philips CD-i launches in 1991 as a multimedia center for $700—three times the price of the SNES. Nintendo hands the Dutch licenses for Mario and Zelda to sweeten the failing platform. The result—Hotel Mario and three Link games with FMV cutscenes and remote control. Critics call them the worst games in the franchises. CD-i sells 570,000 units and shuts down in 1998. Yamauchi never publicly admits the mistake.
Sony PlayStation launches in Japan on December 3, 1994. Price—¥39,800 ($385). Key advantages: a 3D accelerator capable of processing 360,000 polygons per second, CD-ROM with 650 megabytes per disc, an open licensing model—$10 per game instead of the suffocating $30 Nintendo charged. Developers massively switch to PlayStation. Square moves Final Fantasy VII from Nintendo 64 to Sony's disc—the game takes three CDs, physically impossible on cartridges.
By 2006, PlayStation sells 102.49 million units. Nintendo 64, released in 1996 on cartridges, stops at 32.93 million. Sony captures 61% of the fifth-generation console market. Nintendo loses its absolute monopoly status—and never gets it back.
Kutaragi becomes president of Sony Computer Entertainment in 1997. Under his leadership come PlayStation 2 (155 million, the best-selling console in history), PlayStation Portable, PlayStation 3. He's called the "father of PlayStation"—a title earned not by brilliant invention, but by stubborn refusal to surrender after public betrayal.
Nintendo returns to cartridges on Nintendo 64, then switches to GameCube mini-discs (21.74 million), then invents the Wii with motion controllers (101.63 million)—survives by changing the rules, not chasing power. Today the Switch (139 million) uses cartridges again—but now flash memory, not ROM chips.
The Nintendo PlayStation prototype sits in Luckey's private collection. Sometimes it's shown at exhibitions—a relic of a war that didn't happen but defined the future. In 2017, enthusiasts crack the firmware, run homebrew games, prove: the machine could have worked. Could have become the first joint console of two giants, a hybrid of cartridge and disc, a bridge between eras.
Instead, it became $360,000 proof that in business, the fear of losing control is more dangerous than any technological lag. Nintendo was afraid to give Sony the rights to discs. Sony got the rights to the entire industry—for thirty years forward.