In Revit 2016 R2 with Background Processing of Color Fill, color schemes and the associated color fills, are updated asynchronously, alleviating model interaction delays, associated with these computations like when adding duct/pipe.
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In Revit 2016 R2 with Background Processing of Color Fill, color schemes and the associated color fills, are updated asynchronously, alleviating model interaction delays, associated with these computations like when adding duct/pipe.
source