Technorati writes in their State of the Blogosphere 2008 report: Blogs are Pervasive and Part of Our Daily Lives. There have been a number of studies aimed at understanding the size of the Blogosphere, yielding widely disparate estimates of both the number of blogs and blog readership. All studies agree, however, that blogs are a global phenomenon that has hit the mainstream.
Blogs are Profitable. The majority of bloggers we surveyed currently have advertising on their blogs. Among those with advertising, the mean annual investment in their blog is $1,800, but it’s paying off. The mean annual revenue is $6,000 with $75K+ in revenue for those with 100,000 or more unique visitors per month. Note: median investment and revenue (which is listed below) is significantly lower. They are also earning CPMs on par with large publishers. More...