They have in an early episode when Betty visited the office and Peggy panicked because Don was out philandering. It wasn't much of a conversation, though. Polite chitchat, and she buys Sally a chocolate bar.

"The fact that you're the type of person that cuts off their own nipple is egregious. It erodes morale. There's a place for that, like your apartment. And I would correct your attitude towards Miss Olson. It's unbecoming."

I never read smugness from them, but I do miss "Mad Style" in older seasons, where it was more of a commentary about y'know, the actual fashion and nostalgia and less about what clothing and colors thematically represent in the greater scheme of the show. They DO have interesting interpretation, but I feel they…