Não, o que puseram de lado foi a obrigatoriedade de usar o codec X.
Quote:
After an inordinate amount of discussions, both in public and privately,
on the situation regarding codecs for <video> and <audio> in HTML5, I have
reluctantly come to the conclusion that we have no way to get consensus on
this issue. In particular, I am not aware of any codec that every browser
vendor is willing to implement and that video publishers are interested in
using to publish their videos.
I have therefore removed the two subsections in the HTML5 spec in which
codecs would have been required, and have instead left the matter
undefined, as has in the past been done with other features like <img> and
image formats, <embed> and plugin APIs, or Web fonts and font formats.
Btw, enquanto procurava isso encontrei um exemplo da utilização do OpenType, que permite que cada página web tenha um link para a fonte que deve ser usada para o texto.
E o que tenho a dizer sobre o resultado é:

Aqui está a obra de arte:
http://sandfly.net.nz/blog/2009/05/the- ... atal-flaw/EDIT: felizmente basta ir às preferências do Firefox e deselecionar "Allow webpages to choose the own fonts", em Advanced. Uff!