Under the new program, Authorized Shoutcasters will receive notifications when highly rated teams square off against one another. Those shoutcasters can then jump into the match and stream the content live to what we can assume is a cheering throng of e-sports/Guild Wars fanatics. Streams will be delayed to prevent them from influencing the outcome of matches.
ArenaNet has already selected its first set of shoutcasters based on their community contributions and shoutcasting bona-fides. If you'd like to be considered for the role, you can post a link to your stream on the official Guild Wars 2 forums.
In other, somewhat related news, character slot expansions will be
Oh! And don't forget: Massively is in the market for a new Guild Wars 2 columnist.