Though to be fair, the people telling me that I might have a virus are the people who want me to give them money. "How do you know you didn't get a virus?" I

Though to be fair, the people telling me that I might have a virus are the people who want me to give them money. "How do you know you didn't get a virus?" I don't. But it's not epistemically clean to let other people set your priors for things like risk, if they have a financial interest in making you worry.