A method of giving a user high-level access privileges if a combination of keystrokes is sent to a desktop is disclosed. Also disclosed is a printed article produced using the ink. The elasticized openings allow instant hand, finger or fingertip protrusion and retraction while the device remains on the hand of a user. At the same time, an echo back unit 56 analyzes prosodic information of the user’s speech input to the microphone 15 and, based on the prosodic information, generates echo back speech which is prosody-controlled speech.