How on earth did Noah Schweber (whose contributions to MathOverflow I always greatly enjoy) end up with a negative year [reputation for 2020](https://stackexchange.com/leagues/504/year/mathoverflow/2020-01-01/8133?sort=reputationchange#8133)?

[![enter image description here][1]][1]


  [1]: https://i.sstatic.net/CuuIa.png