There are those type too, yes, but there are also people who think Covid is a hoax, or at least that its danger has been drastically exaggerated. There tends to be a lot of overlap between beliefs here.
So no source. Interestingly if you look up the list of global epidemics however COVID is #6 of 20, and if you sort by total global population list, COVID is #11. So it seems we have actually had worse pandemics. Maybe you’re seeing people reading the actual stats?