Since the success of social networking sites like Facebook and Myspace, other sites are trying to gain popularity in the social network world. Only now a few sites are focusing on a different age group, the baby boomers. WebProNews talked with Multiply.com Board Member, David Carlick and Chief Product Officer for TeeBeeDee.com, David Markus about the future of these sites. We also asked a handful or random people their take on the issue. For more details, keep watching WebProNews.

check out this interesting news article about a social network that pays its users.
http://news.yahoo.com/s/prweb/20070911/bs_prweb/prweb552286_1
no offense, but if your older than 40 you pretty much have a social network and a perception of how far you want to interact with people. where as the younger generation who have the world open to them find it interesting to reach all parts of the world even thou they often times stay close to home anyway.
very impressive. I also find something that may be useful for you to take a look.