> If the activists/journalists/whatever don't want to take the necessary precautions to use computers to talk to people in a way in which they are protected from capable adversaries, then I'm not sure what it is that they are expecting.

The problem with this mentality is, often its not themselves they're protecting but others. If Alice and Bob are communicating, and only Alice is the one under threat: Alice may be willing to go to great lengths to make her side secure, but you really need to be making it as easy as possible for Bob, who has less of a direct incentive to overcome the inconveniences.