From my observations of people, it depends on the type of materialist and the character of the 'overtly supernatural' event. I also think people who are of the extreme 'rationalist', atheist bent are a lot less likely to experience anything like that because they have constricted their awareness so tightly, like obsessive compulsives who barely feel the effects of psychedelic dosing. Anyways, a lot of people write off anything like that as weird coincidence, I must be really tired, I must have…