Gamers do expect to much nowadays. But if they are taking stuff out of the original to shift their DLC, it wrong and the "deal with it " attitude just opens up another doorway for publishers to exercise another bad practice to get more money.
first bold: They are.
second bold: I feel based on Destiny's success (hell I bought TTK and am loving it despite my feelings regarding their current DLC practices) we will see this avenue explored much more in the future, especially on new IPs. Though it wouldn't surprise me if they implement on established IPs as well.