Well put. Marshner is essentially a televangelist - by “preaching the gospel”, she secures her endowment of wealth and immunity from religious prosecution. This system typifies the Trump regime, expanded to other things that people prone to magical thinking worry about - conspiracy theories, vaccines, folk medicine, etc.
It’s effective directly because it gives believers every chance to carry and spread a believable and reassuring lie, and to disregard or attack outsiders who try to inject rationality. Essentially, a cult.
I’ve met seemingly normal people who think Tucker Carlson is a real political commentator with good ideas.