I had heard that that was actually an ISO year issue. For example 2019-12-30 becomes 2020-12-30 if you mistakenly use IYYY-MM-DD instead of YYYY-MM-DD (which ki

I had heard that that was actually an ISO year issue. For example 2019-12-30 becomes 2020-12-30 if you mistakenly use IYYY-MM-DD instead of YYYY-MM-DD (which kind of makes sense IYYY shows up first in documentation).