Dr. Schor is a professor of Sociology who has been studying consumption habits of American. She is an author of many books to describe this particular phenomenon.
She talks about the over work and the shifting expectation of the Consumers. In the recent years we have been working longer hours with less leisure time. At the same time the demand for luxury has increased causing the situation of over spent American.
what they all have in common? On the surface it appears that they are separate applications on the Internet with very different characteristics. In fact twitter does not even appear to be a tool for conversation. When you first get on it it appears to be a totally random chatter. A completely disorienting experience. Same is true for FriendFeed and Seesmic but if some one persist these applications grow on you. There is an intrinsic order in these applications and it start to become clear as time goes on.
Here is Loic from Seesmic TV explaining his use of these tools using Seesmic Video.
People can even join in on the conversation here with him. He also has a blog post to explain his use of these tools to more intellectually oriented users here.
Moral of the story is that Internet Communication tools are disruptive to the mass communication media. Once people start spending time with these tools as creator of their own media for their own consumption i.e. pro-sumer we will see massive shifts in ways how the media is created and used.