nbsp;http://www.cond.org/zoetrope.html
Huge quantities of information are never more than a few clicks away on the Web, but it’s not always easy to see what things were like yesterday.
News stories and blog posts might be archived, but other information often gets lost. For instance, while it’s trivial to find a book’s sales ranking on Amazon today, it’s less simple to see what it was last week. And for anyone curious about how news evolves, it might not be obvious how a story’s prominence has changed–did it get top billing on news sites the day it broke, or was it buried at the bottom of the page? A new tool called Zoetrope is designed to help track such information by letting users browse backward through time. …..
http://www.technologyreview.com/web/2176…
source: Angela Gehrig
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