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And their main takeaways

The sharpness score can be used to assess chess players' gameplay, comparing their style and strategic decisions.
To calculate a player's sharpness, looking at the change in sharpness after each move can help isolate individual performance.
Analyzing sharpness in matches between players can provide insights into their contrasting styles and performance evolution over time.

Average centipawn loss (ACPL) gives an overview of the quality of a chess game by indicating the average number of centipawns a player loses during a game.
Looking at the distribution of centipawn loss (CPL) in a game can provide more insightful information than just relying on ACPL, especially in drawn games.
Analyzing CPL distribution for multiple games by the same player can show patterns in their play, including frequency of blunders and small mistakes compared to other players at their rating.