2721 simulated personas in an artificial city to model how ideas go viral
ycombinator · x · 2026-10-21
societiesai placed 2,721 simulated personas representing the US general population in an artificial city, each with its own schedule, beliefs, and social circle. Users can seed an idea in any persona's mind and watch it take hold, go viral, or fizzle out — competing to win the most adopters and climb a leaderboard.
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