New in Wolfram Mathematica 6: Symbolic Interface Construction  previous | next 
Programmatically Create Arbitrary Interface Structures
Mathematica 6 makes it possible to create arbitrary interface structures symbolically—here is a nested tabview with more than 69,000 inner tabviews.
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Fold[TabView[Evaluate[Table[i -> #, {i, #2}]]] &, 20!, Range[8]]
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