this technique has been used since the 1960's, when then will it be used with video games ?


You are exactly right—the foundation of this technology dates back to 1968, when British neuroscientist Giles Brindley implanted the very first prototype into a patient, proving that electrical stimulation of the brain could create localized spots of light (phosphenes). [1]
While the concept is decades old, using a visual cortex bypass to play modern, commercial video games is still highly restricted by bandwidth and safety. However, primitive "games" have already been played this way, and full integration is approaching through two distinct timelines.

What Has Already Been Done (The 2D Matrix Era)

Because the visual cortex views a matrix of electrodes exactly like a grid of pixels, researchers have already hooked up simple games to neural implants.
  • The "Pong" and Tetris Proofs: In clinical trials, subjects with early cortical implants have successfully played rudimentary, text-based games or ultra-low-resolution Pong clones.
  • How it works: Instead of a camera capturing the room, a computer feeds the game’s raw coordinate data (like the position of a ball and a paddle) straight to the neural encoder. The encoder turns the ball into a single moving phosphene on the user's internal visual grid.

Timeline for Real Video Game Integration

1. The Low-Res "Indie" Era (Expected: 2030–2035)

Within the next decade, we will likely see the first blind or severely visually impaired gamers playing specifically designed, mainstream video games via neural bypass.
  • The Tech: Implants like Elon Musk's Neuralink Blindsight or the Illinois Institute of Technology’s ICVP are targeting a leap from hundreds of electrodes to thousands of micro-channels.
  • The Gameplay: Games during this phase will look like 1970s Atari or high-contrast vector wireframes. Developers will create custom accessibility pipelines that strip away textures and colors, sending only bright, simplified outlines of game geometry (enemies, obstacles, UI) directly to the visual cortex. [2]

2. The High-Fidelity "Virtual Reality" Era (Expected: 2045+)

Plugging a game console directly into your brain to play a rich, cinematic game like Grand Theft Auto or Cyberpunk with full detail requires bypassing the biological visual processing limit.
  • The Hurdle: Human sight relies on millions of optic nerve fibers. Current implants are limited by biocompatibility (the brain forms scar tissue around needles over time) and thermal limits (firing millions of electrodes simultaneously would physically cook brain tissue). [3, 4]
  • The Solution: True gaming integration will require moving away from physical needle arrays to high-density wireless endovascular arrays (inserted via blood vessels) or optogenetics (using light flashes on genetically modified neurons). This is a multi-decade engineering challenge. [5]

How Future Game Engines Will "Talk" to the Brain

When game developers eventually build games for a cortical bypass, they won't use an HDMI cable. They will use specialized software plugins:
  • Direct Spatial Telemetry: Instead of rendering a 3D world onto a flat monitor and then converting that image into brain pulses, the game engine will map 3D game coordinates directly into the user’s unique retinotopic brain map.
  • Subconscious UI: Health bars, ammunition counters, and inventory menus won't be displayed on the screen. Instead, they will be converted into non-visual sensory cues or mapped to the far peripheral edges of the user's phosphene field so they don't block the action.
Are you interested in how current game accessibility software simplifies visuals for alternative displays, or would you like to explore the neuro-engineering projects currently trying to increase pixel density?

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