"They amassed a hundred very bright scientists, all working in a very focused and directed way, all trying to solve a particular problem, " Hartwell explains.

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But also, Goldberg says, because on the mobile device people are very directed and focused compared to on the web.

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The vibrations of the lips, focused and amplified by the mouthpiece and directed into the tube, cause the column of air inside the tube to vibrate, and as in all wind instruments, the vibrating air column produces the sound of the instrument.

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While much of the national debate regarding pensions has focused upon lack of adequate funding and excessive benefit payments, little attention has been directed at potential malfeasance related to the management of pension investments.

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