Today's links Six years of Pluralistic: Time flies when you're writing the web. Hey look at this: Delights to delectate. Object permanence: MBA phrenology; Sony's DRM CEO is out; Midwestern Tahrir; Reverse Centaurs and AI. Upcoming appearances: Where to find me. Recent appearances: Where I've been. Latest books: You keep readin' em, I'll keep writin' 'em. Upcoming books: Like I said, I'll keep…