How Journalists Can Use del.icio.us

Stephen Warley at Lost Remote has put together an interesting screencast showing how can journalists use del.icio.us for newsgathering. What's most notable here is that he says he likes to use it as a filter for junk that (presumably) clogs up his email inbox. I wonder how many journalists are crawling the sites for news. It's certainly a big source of where I get links to blog.