The microblog: 2020.02.09 13:00:29

2020.02.09 13:00:29 (1226475957302759424) from Daniel J. Bernstein:

Without taking calculus courses, people learn how to repeatedly differentiate to minimize bad news. Example: 37198 confirmed cases in China; bad. Rate of increase: 2652 more cases than the day before; bad. Rate of rate of increase: 2652 is less of an increase than earlier days!