[tz] Preparing to fork tzdb

[Howard Hinnant]

On Sep 22, 2021, at 8:00 PM, Guy Harris <gharris at sonic.net> wrote:
> 
> On Sep 22, 2021, at 4:49 PM, Howard Hinnant via tz <tz at iana.org> wrote:
> 
>> I applaud the motivation to make these changes.  But is it really ethical to knowingly introduce incorrect information into the default configuration, where previously the information was correct?  Even if said information is “historic” or even “not officially supported”?
> 
> As per my mail, is the issue here that the Europe/Oslo information, for example, is believed to be correct, whereas the America/Montreal data, apparently moved to backzone in 2015, is *not* believed to be correct?

I believe we’re discussing 2021b, not 2015x.  If we made a mistake in 2015, we should fix it, not use it as a justification to make the same mistake again today.

Howard