The video sound issues from www.cnbc.com ARE STILL NOT functioning properly with the newest version of the browser. One technician emailed 1x but never heard back since as the issue HAS NOT been corrected!!
Version --- 1.12.955.36 (Stable channel) (64-bit)
Which URL of video?
Which OS do you use?
Did you report a bug at Vivialdi bug report page?
The video sound issues from www.cnbc.com ARE STILL NOT
You'll need to be more specific. I just tried three videos from the "latest update" and also an embedded video from an article.
There was a small delay before the videos played (possibly an ad playing which Ublock Origin stopped) but then they all played with no problems!?
Vivaldi 1.12.955.36 (Stable channel) (64-bit) on Linux Mint 18.2.
I see that a the videos with slow sound bug, known. Nasty bug.
The developers are working on a fix, in progress.