Sept. 23, 2021
4:37 a.m.
On 2021-09-23 12:29:06 (+0800), dpatte via tz wrote:
I am aware that montreal was moved to back zone because its post 1970 data after research turned out to match toronto.But I have yet to get a clear answer as to whether we can request modifications to backzone records even if they only affect pre1970 clocks, and whether we can add new backzones for regions that differ before 1970.
Changes are routinely made to backzone, backed up with verifiable documentation and commentary. https://github.com/eggert/tz/commits/main/backzone Philip -- Philip Paeps Senior Reality Engineer Alternative Enterprises