[LEAPSECS] Universal Time works

[Warner Losh]

> On Mar 13, 2015, at 8:48 AM, Rob Seaman <seaman at noao.edu> wrote:
> 
> On Mar 12, 2015, at 1:04 PM, Warner Losh <imp at bsdimp.com> wrote:
> 
>> So why is keeping us inline with solar days so desirable? The rate of
>> change is so slow and the number of people already out of sync with
>> solar time on the second level is so large it seems like a lot of hassle
>> for not much benefit when DUT1 can be known.
> 
> “Seems like a lot of hassle” is not a coherent engineering argument.  Proponents of change to such a fundamental standard should quantify the trade-offs and risks before conducting a politicized vote.  Few communities have been consulted even now.

It is a perfectly valid engineering argument: The cost to do X is exceeded by the benefit.

Warner


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