Joe Maring / Android AuthorityTL;DR YouTube appears to be testing a mobile livestream ad format that plays in a dedicated space below the video window, replacing the live chat area. This change allows users to keep watching live content during ads, avoiding the traditional “commercial break” that obscures the entire screen. While the video remains visible, early reports indicate ad audio still plays over the stream and cannot be muted independently. Reddit user PuffballOfficial12 shared that YouTube was now playing ads below the livestream on their mobile device. This means that users can continue watching the livestream even if the…