FOR ALL THE FLAK THAT PRESIDENT TRUMP HAS taken over the federal government’s response, or lack thereof, to the coronavirus pandemic, the government’s vaccine development project, Operation Warp Speed, looks like a winner. According to Pfizer, its vaccine prevented COVID in 95 percent of participants in its clinical trials, which are now complete. Moderna’s vaccine, which got $1 billion in U.S. government support, prevents 94 percent of cases, the company said.
It would be hard to exaggerate the degree to which experts have been surprised, and relieved, by these preliminary results. Early in the pandemic, conventional wisdom held that the best we could hope for was a slightly better hit rate than seasonal influenza vaccines, which in a good year protect 50 to 60 percent of those inoculated; the Food…