6. The method of claim 1 , further comprising: (D) modifying an emphasis of the region of the spoken audio stream in accordance with the emphasis factor to produce an emphasis-adjusted audio stream.
6. The method of claim 1 , further comprising: (D) modifying an emphasis of the region of the spoken audio stream in accordance with the emphasis factor to produce an emphasis-adjusted audio stream. 10. The method of claim 6 , further comprising: (E) modifying an emphasis of a region adjacent to the region of the spoken audio stream by an amount less than that specified by the emphasis factor.