[tz] Issues with pre-1970 information in TZDB

[Tom Lane]

Paul Eggert <eggert at cs.ucla.edu> writes:
> On 9/23/21 9:35 AM, Tom Lane via tz wrote:
>> After thinking about this for awhile, I think that a lot of our
>> problems can be summarized as "backzone is misdesigned".

> I'm fully in agreement that better designs are are possible, and would 
> be happy to hear about what those better designs would be. This'll take 
> more work than we could shoehorn into 2021b of course.

Agreed.  *Please* listen to the universal advice you've received that
2021b should be 2021a plus the Samoa changes.  I think there is a path
forward, but if you bull forward with shipping git tip as-is, there
will not be.

			regards, tom lane