Even I've heard the rumors that Paige Rense's days as supreme leader at Architectural Digest are numbered. This will surely fuel such talk: AD led all Conde Nast monthly magazines in ad pages lost this year. The company's titles lost 8,359 pages, the NYT says, with Rense's magazine coughing up 49.9 percent — heck, let's just call it half. They won't be gloating about it at W, which itself lost 46 percent.