This isn't happening in large volumes and I think this too will change. Once we have more people on the platform a wide range of content will start trending. From the outset it may look like only superficial content is trending now. Also as is the case in any group of people. We all try to help our friends succeed. Networking plays a role here as it would in the real world. However, there are many things at play with the platform. One has to go deeper to see that happening.