[tz] draft of change summary for next tz release PS
David Patte ₯
dpatte at relativedata.com
Wed Sep 18 16:41:13 UTC 2013
On 2013-09-18 10:50, Alois Treindl wrote:
> On 9/17/13 11:38 PM, Paul Eggert wrote:
>> Some zones have been turned into links, when they differ from
>> existing zones only in older data that was likely invented or that
>> differs only in LMT or transition from LMT.
>> ... Europe/Vaduz.
> I have already pointed out that it is wrong to link Europe/Vaduz with
> Vaduz (Liechtenstein) is a different country, with a different
> timezone history: no DST in 1941 and 1942. It should not be linked
> with Zurich, Switzerland.
> I do not understand why the current zone for Vaduz, which is correct,
> should be thrown away and be replaced with a link to an incorrect zone.
> This is against the Theory rules, as pre-1970 differences are supposed
> to be only ignored for areas belonging to the same country.
> If it is really true that from now on, you want to ingnore differences
> between countries, if they apply only to pre-1970, when since 1970 the
> two countries agree, you would also have to remove Europe/Paris and
> link it with Europe/Berlin, because since 1970 these two zones have
> not differed.
> The same appleies to MANY central European zones, which all agree
> since 1970.
> It would be a horrible loss of correct history information in TZ.
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