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I seem to have been only like a boy playing on the seashore, and diverting myself in now and then finding a smoother pebble or a prettier shell than ordinary, whilst the great ocean of truth lay all undiscovered before me.
— Isaac Newton, quoted in Brewster's Memoirs of the Life, Writings, and Discoveries of Sir Isaac Newton
This product is self-evidently a waste of money but I don't think we have any evidence that it's a notable waste of money.