public boolean isGraphViewStale() {
		Component[] comps = layeredPane.getComponentsInLayer(STALE_GRAPH_VIEW_LAYER);
		return comps.length != 0;
	}
This method is used to determine caching strategy.  For example, large graph will
trigger the us of a cached satellite view, for performance reasons.

@return true if the data is considered 'really big'
Ghidra/Framework/Graph/src/main/java/ghidra/graph/viewer/GraphComponent.java