Ah yes, I think I know what's happening - for performance reasons, CSSPlugin just stores ONE variable that points to the most-recent element whose CSS-related values were animated. It's replaced every time. It does **not** store a reference to every element tweened (ever). That'd explain the behavior you described. In terms of memory management, it would never cause a buildup because it's constantly swapped out. But yes, it does point to a single element (the most recently animated one). If that
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