Links of interest (google-related)

Lately I've been searching around for interesting google-related pages, and I've come up with this list:

• Google Hacks
• Google Alert
• Google API roundup :: hebig.org
• O'Reilly Network: Google Web API
• persistent.info: RSS-based PageRank™ Monitoring Tool
• Poodle Predictor (this is fun..)
• SiteLines - Ideas About Web Searching: Google Archives
• Topix.net Weblog: The Secret Source of Google's Power
• TouchGraph GoogleBrowser