[imsc] Should ittm:altText be deprecated?

palemieux has just created a new issue for https://github.com/w3c/imsc:

== Should ittm:altText be deprecated? ==
See https://github.com/w3c/ttml2/issues/479

Please view or discuss this issue at https://github.com/w3c/imsc/issues/274 using your GitHub account

Received on Monday, 6 November 2017 04:32:59 UTC