I think they do, actually. They just have a disconnect about it. But e.g. removing the triple lock is unpopular not just among those of an age to be affected by it.
This is true, but .. for all retirement planning, you kind of have to assume no-collapse. It's also incoherent to say "the government pays too much attention to retirees" and "I expect to be defrauded by the government when I retire, along with my entire generation, and to be powerless to stop this" at the same time.