On Mon, 5 Mar 2018 07:45:51 -0800
Jerry Hancock <[email protected]> wrote:

> An by the way, I also have a Tissot P-touch as a retirement gift from IBM.  
> Got the watch, as they say.  I can say it is very accurate for a non-
> disciplined watch if you wear it every day.

Even if you do not wear it, it's very accurate. I guess they use
the internal termperature sensor to compensate the crystal. 
How they get to sub-ppm stability over half a year, I have no clue.
And this one is almost 20 years old.

                        Attila Kinali
-- 
It is upon moral qualities that a society is ultimately founded. All 
the prosperity and technological sophistication in the world is of no 
use without that foundation.
                 -- Miss Matheson, The Diamond Age, Neil Stephenson
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