Digital Talking Books

• A DTB consists of:
  - Source Document (the text of a book)
  - Digital Audio Narration (e.g., mp3)
  - Synchronization of text & audio (SMIL)
  - "Table of contents" for Navigation
  
• Model driven by "unique" requirements of DTB:
  - "Legacy" documents can't be modified
  - Navigation critical user requirement
  - Light-weight playback devices

• Victor from Visuaide (Canada)	Palm Size Readers	Phones