The non-speech audio component

• Initializing the non-speech component
  • initialize-audio-space
  • *global-audio-state*
  • *current-audio-state*
• Non-speech space operators
  • select-sound
  • select-sound
  • switch-on
  • switch-off
  • toggle-switch
  • play-once
  • move-to
• Non-speech events
  • synchronize-and-play