A heat dissipating device used for dissipating heat from a heat generating device in a computer. In particular, the pacing with which recorded speech is presented to transcriptionists is automatically adjusted by monitoring the transcriptionists’ output by comparing the output acoustically or phonetically to the presented recorded speech as well as monitoring the resulting transcription, and accordingly adjusting the pacing. The software product is designed for personalization by the user and allows the formation of personalized image icon. If the audio volume level drops below the level of the commercial broadcast or returns to the level set by the viewer for the desired program prior to receipt of the commercial broadcast, the desired program channel may be reselected to return the viewer to her desired program channel. Said preform is in one single piece, the transition from said primary to said secondary material being seamless and uninterrupted. The first energy generating element row, the first supply port row, the second supply port row, and the second energy generating element row are arranged in parallel in this order and the through hole is arranged between the first supply port row and the second supply port row.