I've seen a lot of cool GoogleHacks in the last few months, but none cooler than TouchGraph GoogleBrowser V1.01. It creates an interconnected map locating linkages between sites, starting with any URL. You'll need to download JAVA if you don't have it installed to run it though. Here, for instance, is the map of Gothamist's outward-bound blogosphere links:
Most of what’s being harvested for legal dispensaries isn’t attractive enough for “bag appeal” or potent enough to be sold for smoking.
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