This is a slight tangent to the article, but in the hope HN readers will find this as fascinating as I have recently... There's a three-way battle developing between AlphaZero (as described in the article, courtesy of DeepMind), LCZero[5] (derived from LeelaZero[1] -- an open source interpretation of the same principles as AZ), and Stockfish[2] (a long-standing open source chess engine that has recently begun includi…
AlphaZero is not involved in any battle with LC0 or Stockfish, as no one outside of Deepmind has accessed to it. The battle for chess supreme is between LC0 and Stockfish, with both trading blows pretty much every update :-)