My eldest can be at uni and live with 100s of other people, go into college, go into work at an essential business, exercise with one of their mates from a different household but can't go in a shop and buy a yankee candle or go to a pub and have a beer with the same person they work with and live on the same floor as.
To be fair to Peely don't think he ever claimed to be an expert just said he'd once had involvement in microbiology.