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BlogPulse Live is a graphical real-time view of the most popular topics bloggers are posting about across several broad categories -

diaries (e.g. personal journals), politics, movies/TV, tech, sports, health, religion, meme, food and more. According to the FAQ, it's updated by the minute.

Steve Rubel is a PR strategist with nearly 16 years of public relations, marketing, journalism and communications experience. He currently serves as a Senior Vice President with Edelman, the largest independent global PR firm.He authors the Micro Persuasion weblog, which tracks how blogs and participatory journalism are changing the public relations practice.