Facebook rolled out their long-awaited commenting system today. Like other publishers, I immediately installed it on my blog (just scroll down a little and try it out)... here's why it's important: 1. Identity. Plain and simple: Facebook's authenticated login reduces spam and therefore increases quality. Say goodbye to SEO spam, trolling, etc. I am sure Cialis comments will come over time ... but Facebook social graph highlights relevant comments and friends.

2. Traffic. Facebook's comments publish both ways, integrates into the notification systems and will equate to increased publisher traffic. Whether comments occur on the publisher site or on Facebook - the content moves in both directions. That's a big win:

A comment ocurring on Facebook.com - notice the page title and URL are pulled into the feed:

I replied on Facebook and that content also appears on the blog. win-win: