Five (5) Indicators of Popular Blog

There are millions of blogs available on the web but how many  popular blogs are there ? how to ascertain the popularity of blog or blog authority? Usually a blog belongs to a niche or more than one niche. As there is ranking in every thing in world so in blog world too.Techcrunch tops the tech blog, Problogger tops the "making blogging money" blogs etc. There are several indicators,measures of any blog popularity but today's blog popularity can be measure on 5 factors. Popular blogs mostly display these authority & popularity indicators on their blog.My blog indicators shows its not a popular blog rite now lolzz. But with the passage of time it might be...