Doubt the effectiveness of tagging?
[Source: The Newest Industry] quoted: I don't. I just checked my blog stats for referrals from search engines. Technorati outpaces Google. All because I started tagging my posts...

Blog Statistics
Ed Batista has a nice summary of sites that measure blog's influence. These are woefully inadequate in enabling implicit social networking, though, unless you are one of the top 50 bloggers in the world. When will these assholes start making

I started noticing that too. But my cms does not natively add technorati tags so i only tag articles that i think are decent. otherwise i leave the tags off.