"With this update, sound fades in and out as you scroll through videos in News Feed, bringing those videos to life,” the company explained in a blog post on Tuesday. It will likely change the style of many of the videos we see on the network. But that, as it stands, would not apply to Facebook - and even if it did, the majority of video posted to Facebook originates overseas. Today’s announcement by Facebook was just one part of several plans the company shared about its video ambitions. Vertical videos will be displayed in full, and therefore appear larger in your feed.

Source: The Star February 15, 2017 05:00 UTC