In that case only storing utc did not work when you created a date in the future before you updated tzdata
I edited my comment to make it clearer. I meant you should only directly store current timestamps, anything else you should leave up to a library to store as it sees fit.
alt Hacker News
I edited my comment to make it clearer. I meant you should only directly store current timestamps, anything else you should leave up to a library to store as it sees fit.