All pervasive Wifi? Check. Dave Winer? Check. Doc Searls? Check. More Apple PowerBooks and iBooks per square foot than anywhere else on the planet, apart from (perhaps) Cupertino? Ah - we have a problem. It is a weblogging conference, but it's a weblog conference with a twist: it's about bringing the joys of blogging to business. So there are rather more corporate PCs on show than is normal at such events. Update: Someone's just hauled in a 17" PowerBook - this upsets the balance, a little.