Blog

How the platform works, what we're building next, and why.

• April 22, 2026

  How X-Brain solves the cold-start problem

  Why a new user gets useful predictions on day one without rating 50 products first.

• April 15, 2026

  The photo-identification vision waterfall

  Why we don't just throw every product photo at Claude and call it a day.

• April 4, 2026

  Why we put friends and badges in a Neo4j knowledge graph

  Postgres is the source of truth, but graph queries hate SQL.

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