Adam L. recommends for chohort analysis and retention analysis. Will have to check it out!

Quoted: Mixpanel is a real-time analytics service that can help you understand how people interact with your web application. Try our funnel analysis tool!

"how many people visited my web site this month, who have visited it previously". You would think the answer would be "Absolute Unique" visitors MINUS New Visits.

Why isn't AdManager more real-time? I have this problem with Google Analytics too. It makes it very difficult to test for correctness of ad placement, or filters in Analytics.

Current delay on our site in AdManager changes is about 10 minutes. It may seem like a small amount, but it really disrupts your work flow to have to make a change, wait 10 minutes to confirm/test, and then maybe have to repeat the cycle.

Quoted: Time to post an ad to site

Faves is being tracked as a "startup" on "you noodle".

Quoted: Faves, formerly called BlueDot, is a bookmarking site with a uniquely anti-social approach

Quoted: Clicky Web Analytics is simply the best way to monitor, analyze, and react to your blog or web site's traffic in real time.

Quoted: Meteor allows you to measure and optimize online word-of-mouth with the precision of paid media.

Quoted: This site reaches approximately 75,254 U.S. monthly people. The site attracts a somewhat male group.The typical visitor visits gamespot.com.

Twitter counter will graph the number of followers you have over time. I thought I saw another site that did this, but don't recall the name now.

Quoted: TwitterCounter mckoss stats, twitter stats and followers. Twitter top 100