Overview
- Elon Musk posted that "chess will be fully solved one day," a claim that provoked a public back-and-forth with Chess.com after his Sept. 3 post.
- Chess.com quoted the famed Shannon estimate of possible games — about 10^120 — to argue the task is astronomically large, while Musk pointed to a much smaller estimate for legal positions, roughly 4.6×10^44.
- Reporters and analysts note both figures are correct for different questions: possible game sequences versus unique legal positions, and neither figure proves chess is formally solved.
- Coverage stressed that strong chess engines beat top humans but do not constitute a proof of perfect play, and xAI has not produced a definitive solution for the game.
- The spat played out as a social-media spectacle that underscored how public feuds between high-profile tech figures and specialist platforms can shape perceptions of AI capability without producing new scientific results.