• Tables of contents
• Transcripts
• Diagrams
• Searchable / linkable
• References
• Highlighting
• Music credits
• “Meta-casts”
• Ad insertion
• Ad skipping
• Sharing

References

Right now podcasters often advise listeners to Google such-and-such or they spell out titles of books and authors for further reading. With Timeline, publishers can just include a web link.

This is perfect for educational audio programs that often have crude show notes within the listening apps and the richer show notes are stuck on their websites for such purposes. These show notes would get a lot more mileage if they were where people actually listen to podcasts.