Columnist’s corner: David Margulius breaks down the basics of SEO. That’s search engine optimization for those who don’t yet know. “SEO represents hundreds of billions of revenue dollars, and high profit dollars,” Margulius explains. Google, for one, rakes in some $14 billion in revenue each year from paid text ads plunked down right next to its search results. He offers a pair of techniques for putting site traffic in the fast lane. “As with all IT, the devil’s in the details.” Notes from the field: The downright heroic Robert X. Cringely, along with the rest of our writers, is getting a new Zip code online, as I’m certain, you’ve read or heard by now. Cringe, for his part, will become a blogger and suggests for readers to “look for the same bad puns and snarky commentary in tasty snack-sized pieces starting next week on InfoWorld.com.” That doesn’t mean he’s too busy packing up shop to hit the vendors hard this week, no. Larry Ellison. Henning Kagermann. Sneezing panda bears. And Office 2007 going medieval on Outlook Express are all in Cringe’s line of fire. Oracle’s SAP attack, old media fights back. Software Development