"Company brain" startups hit a wall: 90% of the knowledge lives only in people's heads

gabriel1 · x · 2026-10-22

Commenting on "company brain" startups that reconstruct company knowledge from internal messages and documents, gabriel1 quips that once they realize 90% of the information exists only in people's heads, they resort to interviews — only to find employees can't explain what they do, and every workflow hides 100 edge cases nobody can articulate. A sharp observation on the core bottleneck of enterprise knowledge/agent products: tacit knowledge resists extraction.

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