Why My Machine Learning Trading System Couldn't Justify a Startup

- Before asking any AI, I wrote an index of the whole record and five gates, each with its failure condition decided in advance. - Two models independently said "personal only." A third model then found the same two mistakes in both memos, so their agreement was worth less than it looked. - I tried 25 arguments against the verdict, logged each one so it couldn't be argued twice, and none of them moved it. - Only time with real money can settle whether a small edge is real, and at this size of edge that takes decades. Read All