Yahoo! News - Internet Littered With Dead Web Sites: "One study of 3,634 blogs found that two-thirds had not been updated for at least two months and a quarter not since Day One.
'Some would say, `I'm going to be too busy but I'll get back to it,' but never did,' said Jeffrey Henning, chief technology officer with Perseus Development Corp., the research company that did the study. 'Most just kind of stopped.'
Other sites die because an event came and went "
Via Dave Winer, who notes: "Sounds terrible, until you realize they are no more or less dead than a magazine article that hasn't been updated since it was written (basically all magazine articles)"...