[time-nuts] Leap second to be introduced at midnight UTC December 31 this year

Nick Sayer nsayer at kfu.com
Wed Jul 20 11:53:37 EDT 2016


> On Jul 20, 2016, at 12:25 AM, Tom Van Baak <tvb at LeapSecond.com> wrote:
> 
> Hi Gary,
> 
>> 2.1 A positive or negative leap-second should be the last second of a UTC month,
>> but first preference should be given to the end of December and June,
>> and second preference to the end of March and September.
> 
> Sounds correct. The point is to never to hardcode a "preference". You code against a spec. And the spec is simple:
> 
> "A positive or negative leap-second should be the last second of a UTC month"
> 

Even that’s weasel-worded. If they mean it, they should say it *will* or it *must* be the last second of a UTC month.

Words have meanings. :D



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