[ntp:questions] .1 Microsecond Synchronization

John Hasler john at dhh.gt.org
Fri Jun 5 02:01:16 UTC 2009

Richard B. Gilbert writes:
> Processed fewer transactions and processed them more slowly [in
> pre-computer days]!

I wrote:
> Trades could still arrive at the processing facility "simultaneously".

Richard B. Gilbert writes:
> If there is only one processor, "simultaneous" trades may still have to
> be processed sequentially.  I suspect that there is little or no time to
> argue which of two "simultaneous" trades occurred first.

In other words, when two couriers slapped their messages down on the
counter simultaneously the clerk would arbitrarily choose which to process

Is there any record of how such things were handled?
John Hasler 
john at dhh.gt.org
Dancing Horse Hill
Elmwood, WI USA

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