Vizio's SmartCast soundbars don't work well with Spotify for now
 

Vizio's line of SmartCast soundbars and speakers tout Google Cast for wireless audio streaming from a variety of apps. One of those apps is Spotify, a massively popular music streaming service. Unfortunately, the Cast functionality with that particul...

https://www.engadget.com/2016/09/21/...fy-cast-issue/