Rusty isn't a virologist, he isn't an epidemiologist but TBMs are jacking off all over the place about how we have a physician to guide us in these epidemiological times.
I'd cut him some slack on that. Nelson has likely read more than enough medical literature that he can tell actual research from urban legend. That seems like not a very high bar to clear, but given the number of people who seem to preferentially believe urban legends, it's a useful and important skill.
The church is like McDonald’s. A Big Mac and Quarter Pounder still taste the same anywhere in the world regardless of what changes have taken place or who the current management are.