Nate Silver @NateSilver538
To illustrate the point: a prediction market estimates that 99.7% of people who had COVID will still be immune after 6 months. If that were true (have no idea) would be pretty good news but you'd ALSO expect to see reports of reinfection among the 0.3%. https://t.co/Oio648p7t6 — PolitiTweet.org