Re: [tz] [PROPOSED] Merge timezones that are alike since 1970

On May 28, 2021, at 1:44 PM, Stephen Colebourne via tz <tz@iana.org> wrote:

I maintain, as I always have, that the bare minimum tzdb should provide is a full time-zone with history

History going back how far? And to what extent should we offer a guarantee of historical accuracy?

for each region identified by an ISO-3166-1 code.

What about regions that aren't? (Not all are.)