The network owned by Major League Baseball and their clubs today began providing an authenticated stream of its 24/7, baseball programming via MLB.com At Bat for smartphones and tablets and online at MLBNetwork.com. It marks the first time that a league-owned television sports network has offered live, authenticated stream of its programming on PC/Mac, iPhone, iPad and supported Android smartphones and tablets across multiple distributors.
Source: MLB Network Launches Live Authenticated Streaming To Computer And Mobile Devices – Forbes