Earlier this week I looked at the demographics of blog readers which showed that the younger the user, the more likely he or she was to read or keep a blog on a weekly basis.

I focus so much on demographic data because it is important to understand who is using social networking sites before you start advertising on them. Recently I looked at some new social network user demographics which indicated that the Facebook demographic skews female and under 25, compared to other major social networks. That is important information to know if you are building a Facebook application.  Read more... (476 words, 3 images, estimated 1:54 mins reading time)