No question sex sells. So even "artsy" cable channels are finding that having risque programming brings in eyeballs. More eyeballs than indie films and documentaries.
Hence
Naked Love at Sundance Channel. A mix of (sometimes bizarre) animations, shorts, quizzes and interviews, it shows even the sophisticated get horny now and then.
Here's one of their shorts, an on-camera version of the game "Have You Ever?" you used to play at junior high parties. (Fair warning: some of these people's responses may cause images in your mind you wish hadn't been formed.)