The Internet Is Torturing a Fruit Fly (it isn't)
Sep 19, 2026
A complete map of a fruit fly's nervous system went public, and within a week the internet had it playing Doom, parallel parking, and trading bitcoin off its own dopamine neurons. This video breaks down what the dataset actually contains, what those browser demos are really running, and whether any of it can suffer.
Everything on screen is a real capture: the papers, the repos, the live demos, the reporting. Sources are listed below.
⏱ CHAPTERS
00:00 The map that took a decade
00:24 What dropped: the male connectome
01:00 What we're checking
01:13 What a connectome actually is
01:45 The model bolted on top
02:10 How much fly is really running
02:39 Is anything being tortured?
03:10 What is genuinely good here
03:25 Go poke at it
📚 SOURCES
• MaleCNS v1.0 (adult male central nervous system: central brain, optic lobes, ventral nerve cord), HHMI Janelia FlyEM with Google Research and collaborators; more than 166,000 neurons and roughly 125 million synapses; paper published 3 September 2026. janelia.org/project-team/flyem
• FlyWire / FAFB adult female brain connectome: 139,255 proofread neurons and about 50 million connections, the first complete wiring diagram of an adult brain, published in Nature, October 2024; proofreading was crowdsourced. flywire.ai
• Becky Ferreira, "A Digital Fly Brain Has Taken Over the Internet", 404 Media, 15 September 2026: the Minecraft, Doom, Beat Saber, parallel parking and bitcoin projects, and the researchers' position that a connectome is not sentient.
• awesome-fly (CC0), a curated list of fly connectome projects, including the 80-neuron dino game, the ~6,000-neuron swat game and the browser simulation of all 139,255 neurons. github.com/cobanov/awesome-fly
• Fruit fly photograph: Sanjay Acharya, Wikimedia Commons, CC BY-SA 4.0.
Note: facts are as of September 2026.
Not affiliated with HHMI Janelia, Google, 404 Media or any project shown. Screenshots are used for commentary and identification. Fruit fly photograph by Sanjay Acharya (CC BY-SA 4.0). Icons: Tabler Icons (MIT); logos: Simple Icons (CC0).
#connectome #neuroscience #opensource
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