If you use the expert medical Social Network allows users to have their own world. Lack of contact with others, especially noticeable gap between elderly people with children.
If using a website such as Social Network will allow users to have a world of their own. Incommunicado In particular, the clear gap between elders and children.
If the site of Social Network users could have their own world loses contact with others. Especially the obvious gaps between the elderly and children .