periodically lists the all-time most popular sites at del.icio.us. A
new ranking is posted every 30 minutes or so. Similarly, other pages
at the same site list the most popular del.icio.us bookmarks within
various time spans
Like The Annotated Waste Land, a hyperlinked version of the story. They hyperlinked index contains cross-references, exposing the architecture of the narrative!
Somebody asks you to go to some field, find some monsters, and kill them. After you're done, you walk back and pick up your reward—only to hear that even bigger monsters wait around the corner.
"MeMeme. Give me TechMeme where the core index is based on who I read, about 150 people at any given time, to show me what my friends are interested in."