worth have a look at this blog

FYI,

Interesting read, some comments on our IG works as well:

https://go-to-hellman.blogspot.nl/2016/10/maybe-idpf-and-w3c-should-compete-in.html <https://go-to-hellman.blogspot.nl/2016/10/maybe-idpf-and-w3c-should-compete-in.html>

if somebody has time and inclination to answer, that would be even better:-)

Cheers

Ivan

----
Ivan Herman, W3C
Digital Publishing Technical Lead
Home: http://www.w3.org/People/Ivan/
mobile: +31-641044153
ORCID ID: http://orcid.org/0000-0003-0782-2704