EPUB is becoming EPUB3 in response to a more global ebook environment and increasingly sophisticated consumers and publishers. This is a snapshot of where the emerging standard is today and where it's headed in 2011.

1. EPUB Evolutions
Slouching towards
HTML5
Liza Daly
Threepress Consulting
@liza

3. 2008

4. 2008
2009

5. 2010
2008
2009

6. 2010
Thursday
2008
2009

7. January
2010
Thursday
2008
2009

12. Worldwide language
support

13. Worldwide language
support
Native multimedia

14. Worldwide language
support
Native multimedia
Interactivity

15. Worldwide language
support
Native multimedia
Interactivity
Advanced layouts

17. 3

18. Charter adopted in April, 2010
In-person meeting June, 2010
3

19. Charter adopted in April, 2010
In-person meeting June, 2010
Requirements gathered
summer 2010
3

20. Charter adopted in April, 2010
In-person meeting June, 2010
Requirements gathered
summer 2010
Draft for comment
Q1 2011?
Final standard
3 Q2 2011?

23. Languages
EPUB 2.0.1 supports left-to-right
horizontal text and right-to-left
horizontal text.

24. Languages
EPUB 2.0.1 supports left-to-right
horizontal text and right-to-left
horizontal text. *
* But not all reading systems
support RTL.

25. Languages
EPUB 2.0.1 supports left-to-right
horizontal text and right-to-left
horizontal text. *
* But not all reading systems
support RTL.
** And many have deficient font support.

26. Languages
Vertical layout
Page progression direction
Ruby annotations
User-defined characters

27. Languages
Vertical layout
Page progression direction
Ruby annotations
User-defined characters
CSS3 unfinished & limited
browser support

29. I win!

30. Languages
Active participation from the CSS3 Text
working group.
Overlap between browser project
sponsors (e.g. WebKit) and W3C
members

32. Multimedia
HTML5 <video> and <audio> are already
supported by iBooks and Kindle

33. Multimedia
HTML5 <video> and <audio> are already
supported by iBooks and Kindle
...though there are 2 versions of HTML5
...and the schedule is uncertain.

34. Homo sapiens
evolves
Origin
of life on
Earth
B CE B CE 2 010 e sun
lio
n 00 f th
4b
il
0 0,0 ath
o
2 de
Heat

35. Homo sapiens
evolves
Origin
iPad
of life on
launch
Earth
B CE B CE 2 010 e sun
lio
n 00 f th
4b
il
0 0,0 ath
o
2 de
Heat

36. Homo sapiens HTML5
evolves finalized
Origin
iPad
of life on
launch
Earth
B CE B CE 2 010 e sun
lio
n 00 f th
4b
il
0 0,0 ath
o
2 de
Heat

37. Multimedia
Primary issues to be addressed are
accessibility and video/audio formats.

38. Multimedia
Primary issues to be addressed are
accessibility and video/audio formats.
...but also media rights, metadata,
text/audio sync and advertising.

40. Interactivity
E-Learning quizzes
Gaming
Location awareness
Content transformation
Personalization

41. Interactivity
Interoperability
Ease of production
Varying device capability & size
Accessibility implications

42. Interactivity
Recommend limited use of JavaScript
Prefer declarative syntax
Limit scope of interactivity to fixed-size
blocks (enables pagination)

44. Styling & layout
Keep
Reflow, accessibility & simplicity of CSS
Add
Alternate stylesheets based on screen size
Multicolumn layout where possible
Enhanced image layout options

45. CSS3 Media-Query: min-device-width:600px
Although many chicken
breeds are cheerful and
make fine companions,
none exceed the plumage
of the Golden or Silver
Spangled Polish.
The author only wishes as much could
be said for the intemperate White
Leghorn.

46. CSS3 Media-Query
Although many chicken breeds are
cheerful and make fine companions,
none exceed the plumage of the Golden
or Silver Spangled Polish.
The author only wishes as much could
be said for the intemperate White
Leghorn.

48. Miscellany
Support for MathML
Dictionary syntax
Embedded ONIX
Methods to encode articles

50. EPUB3 Wiki
http://code.google.com/p/epub-revision
Liza Daly
Threepress Consulting
liza@threepress.org / Twitter @liza

51. Sources
http://en.wikipedia.org/wiki/File:Humanevolutionchart.png
All other images from BiblioOdyssey:
http://bibliodyssey.blogspot.com/
Liza Daly
Threepress Consulting
liza@threepress.org / Twitter @liza