Americans' television viewing options continue to grow. First cable, and then satellite services, expanded the amount and variety of content Americans could expect to find in their living rooms. More recently, DVRs, cable- or satellite-provided on-demand programming, along with digitally streamed programming, have allowed Americans to watch what they want, when they want, wherever they like and on whichever device they choose. But how are all of these possibilities really affecting Americans' overall TV viewing habits? And how are they likely to change in the near future?