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HackerNoon
hackernoon.com
did:plc:kbzotn4ippvrqllcitxglgm2
Ekstra AI earns a 46 Proof of Usefulness score by delivering privacy-first foot traffic intelligence to NYC small businesses—without surveillance. #proofofusefulnesshackathon
https://hackernoon.com/ekstra-ai-earns-a-46-proof-of-usefulness-score-by-building-a-privacy-first-intelligence-layer-for-the-physical-world
2026-02-06T09:39:16.753Z