an application that uses the power of Google's global computer network to make web pages load faster, local cache, prefetching, data compression. Currently a Google Labs product. (probably good for very slow connections and as a general proxy)
Google has rolled out a subtle change to Google Reader that lets you create custom feeds to track pages that don’t already have them. You can subscribe to updates for any webpage simply by typing the URL into the “Add a subscription” text box.
Test your connection speed and receive sophisticated diagnosis of problems limiting speed. Test whether BitTorrent is being blocked or throttled. Diagnose common problems that impact last-mile broadband networks. Determine whether an ISP is giving some traffic a lower priority than other traffic. Determine whether an ISP is degrading the performance of a certain subset of users, applications, or destinations.