>Currently the secular change in the rotation rate increases the length of day by some 2.3 milliseconds per day per century. [emphasis added]
>suppose the rotating earth is our clock and it's been 100 years [...] Then after 1000 days our earth clock loses about 2.3 seconds,
I think the math here is very wrong, or else I haven't had enough coffee yet.
If you are interested in math, computers and tides, check out:
Charles Petzold - "Computer of the Tides" (2014)
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