[tz] DPRK to revert to UTC+9 from UTC+8:30

[Michael H Deckers]

    On 2018-04-29 02:15, Kang Seonghoon wrote:
> On 2018-04-29 (+09:00), according to Yoon Young-chan, senior
> presidental secretary for public relations of South Korea, has
> announced that North Korea will revert its time zone from UTC+8:30
> (PYT; Pyongyang Time) back to UTC+9 (KST; Korea Standard Time), in
> lieu of the recent Panmunjom Declaration. Yet another time to change
> tzdata?
>
> Source: South and North agreed to unify PYT to KST, Yonhap News
> http://m.yna.co.kr/kr/contents/?cid=AKR20180429018500001 (no English
> translation exists right now)

     Isn't this an indication that the abbreviation "PYT" was used since
     2018-05-05 to denote UTC + 08:30 h as different from UTC + 09 h
     abbreviated as KST?

     Michael Deckers.