In a peer network, no one is officially in charge. It doesn't have a command hierarchy. It doesn't have a boss. So, all the decisions are somehow made collectively. The control of the system is in the hands of everyone who is a part of it.
If you are a great dramatic actor then you often don't know if people are enjoying your stuff at all because they are sitting there in silence. But with comedy it's a simple premise. If it's funny, people laugh. If it's not, they don't.