2. SSC on vitamin D. He is fairly skeptical, I am more skeptical yet. The macro correlations that are there could be the result of many different forces, there is not much reason in theory to attribute such power to vitamin D.
4. Human challenge trials coming to the UK. And a brief but important comment: “This is most important experiment on COVID not yet done anywhere in the world. Can give us badly-needed data points on viral load, transmission and infection progression. Can later be used for vastly accelerated trials for vaccines, therapeutics and preventative approaches.”
6. Cowen’s Second Law: “Accuracy of Urologic Conditions Portrayed on Grey’s Anatomy.”
7. Kalshi: real money prediction markets coming later this spring (WSJ).