datetime question

[MRAB]

On 13/11/2013 00:37, Dennis Lee Bieber wrote:
> On Wed, 13 Nov 2013 09:42:38 +1100, Chris Angelico <rosuav at gmail.com>
> declaimed the following:
>
>>
>>Plus, they switch clocks at 2am all the time, not at 2am forward and
>>3am backward.
>>
> 	2AM is the time at which US switches occur also, in either direction.
>
The difference compared with the EU is that they switch according to
local time, so different US time zones switch at different UTC times.

> 	Unfortunately, my radio controlled clocks tend to synchronize between 1
> and 2 AM, and those that automatically do daylight vs normal switching
> (three Oregon Scientific) miss the broadcast of the change. My watch and a
> LaCrosse unit require manual toggling between the two.
>
>
> 	Good thing I don't run a store... I'd annoy my customers by changing
> the store hours instead <G>
>