A computer implemented method of processing a digitally encoded document having a text composed by an author by using a processor to analyse the segmentation, punctuation and linguistics of text and storing the results in a digitally accessible format. When the USB capable device is not connected to the USB host or hub, USB peripheral, including the USB transceiver, USB voltage regulator, serial interface andor USB logic circuits required for USB operation may be powered down to conserve power drawn by the USB capable device. Other embodiments are described and claimed. Thus the display device may be swiveled without scraping the computer main body or the bottom of the display device.