Page Speed Online, hosted in the company's Google Labs, looks at content of the Web page, and generates suggestions that could make the page load even more quickly. As they explain, reducing page load times "can reduce bounce rates and increase conversion rates".
Recommendations from Page Speed Online
In comparison, TechCrunch received a 70 out of 100, Google gave itself 100 out of 100, Apple scored a 78 and Digg received an 87.
Many of the suggestions referred to third party scripts for widgets and other trackers, which are largely out of my control, but there are some helpful tips that if followed could likely take seconds off every page load. To get your site a quick review, go to http://pagespeed.googlelabs.com.