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$PerformanceGoal

$PerformanceGoal
gives the default setting for the option PerformanceGoal for graphics and other algorithmic functions.
$PerformanceGoal normally changes when Manipulate controls are active:
$PerformanceGoal can be set locally to affect the setting of PerformanceGoal:
$PerformanceGoal normally changes when Manipulate controls are active:
 
$PerformanceGoal can be set locally to affect the setting of PerformanceGoal:
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