Chess NewsApril 27, 2026
What Is the Stupidest Rule in Chess?
DeepBlunder
16 min read

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If you keep losing winning positions in chess, the problem usually is not that you “don’t know how to win.” The real problem is that once you get an advantage, your decision-making changes: you rush, force things, stop respecting counterplay, or start thinking about the result.

Is 70 percent accuracy good in chess? Learn what 70%, 77%, 80%, 97% and 100% accuracy really mean for beginners and club players, and why high accuracy alone does not prove cheating.

Is 97% accuracy cheating in chess? Learn what 75%, 80%, 95%, 98% and even 100% accuracy really mean, when accuracy is suspicious, and why one score never proves engine use.