To complicate things further, a group of scientists in Boston analyzed satellite images of Wuhan, archived from before the pandemic, and reported a big increase in hospital occupancy starting in August 2019, as deduced from crowded parking lots at the hospitals. These scientists also analyzed symptom-related internet searches around that time, through the Chinese technology company Baidu, and found that “cough” and “diarrhea” were trending. Their study was another preprint, and though it went up on a Harvard University website, it took immediate flak for its assumptions and methodology, and it
...more
