Numerai, a hedge fund that crowdsources stock predictions from anonymous data scientists using encrypted data, explains its model and its cryptocurrency.
Opinion is split. One commenter notes homomorphic encryption now makes a Kaggle-style contest with hidden data possible; another says Numerai abuses cryptographic buzzwords like homomorphic encryption.
Surprisingly, homomorphic encryption is now practical enough to run a Kaggle-like data science competition, but without disclosing data. At least one such competition is known to run with real money prize.
https://medium.com/@Numerai/encrypted-data-for-efficient-markets-fffbe9743ba8
Numerai comes across as fraudulently abusing cryptographic buzzwords like homomorphic encryption https://medium.com/@Numerai/encrypted-data-for-efficient-markets-fffbe9743ba8#.ifdtksq5o