While there are many tools to moderate on a text channel on Discord, voice channels can be messier. Having a designated moderator streamlines these interactions. An attached text channel can further help these moderators to organize the mess.
In this channel people will ask the permission to speak or ask a question using respectively ! or ?. Furthermore they can also type ++ or — to express their (dis)agreement. This way, noone is inturrupted, meetings go faster and are more productive. Moreover the moderator can give voice to people who often find it hard to step into the spotlight and ask their opinions about the subject at hand, making for a more diverse and rich conversation.

A recent feature of Discord enables to separate each discussion and avoid clutter by simply opening a new thread at the beginning of the discussion, where people could put their ! and ?.