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This suggests that playing aggressively, but not necessarily at maximum pressure, while avoiding errors that come with hitting too hard or too close to the lines, may be the more effective approach. Looking at points following his own errors also revealed that a moderately aggressive strategy was more successful than a highly aggressive one. High-risk shots resulted in roughly a 50–50 - or in other words a coin toss - chance of winning the point, whereas mid-risk shots led to a 59% success rate