THe WordPress SEO plug-in, that can help your WordPress blog rank better in Google, has been downloaded more number of times than any of other 2.3k WordPress plug-ins on the Internet according to wordpress.org.
This is something very useful useful for bloggers who use Windows Live Writer and are active on Twitter. As soon as you publish a new blog post using Windows Live Writer, you can notify your Twitter followers about that article.
There is no Technorati or Google Blog Search like ego-surfing service for Twitter to help you find people who shared your blog posts in their Twitter messages but you can always build one. Details inside.