• Bigtime blogging couple Robert and Maryam Scoble presented "10 Ways to a Killer Blog" this weekend. One rule Robert learned: If you call HP's chairwoman "a cancer," then find out she has cancer, it's wise to apologize. [Xark]
• PR firm Edelman's chief apologizes too, for being less than honest about Wal-Mart paying two bloggers to act like unbiased fans of the company. (BusinessWeek explains here.) [Edelman's apology]
• The Online Marketing Blog interviews Gnomedex conference organizer and tech pundit Chris Pirillo, ten-time winner of "weirdest dude on the Internet," last seen standing naked on a cruise ship. [Online Marketing Blog]

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