This is a feature twitch actually needs, many people have abused their power as a Moderator and whilst there might be people in the Streamers community who are the so called "Head Mod" they just cant do anything about it because they have the same permissions. So a role that oversees Moderators would be beneficial so that the streamer can focus on entertaining his community whilst the new "Head Mod" takes care of the problem with taking away his permissions or simply timeouting or deleting their messages.
This is a feature twitch actually needs, many people have abused their power as a Moderator and whilst there might be people in the Streamers community who are the so called "Head Mod" they just cant do anything about it because they have the same permissions. So a role that oversees Moderators would be beneficial so that the streamer can focus on entertaining his community whilst the new "Head Mod" takes care of the problem with taking away his permissions or simply timeouting or deleting their messages.