I18N-ACTION-849: Write to ttml wg and ask after vertical presentation of audio controls including an appropriate summary

I18N-ACTION-849: Write to ttml wg and ask after vertical presentation of audio controls including an appropriate summary

https://www.w3.org/International/track/actions/849

Assigned to: Fuqiao Xue

Received on Thursday, 12 December 2019 15:37:48 UTC