When you consider the big picture, I'd have to agree with your observation.
>Wouldn't environmental variables such as elevation, surface, humidity etc.
>give more accuracy error from event to event than the hardware or OS. I
>would think that as long as precise within the same event. I just wonder if
>we are nitpicking the wrong things here.
>> All of the software timing solutions are cost effective (if you don't
>> the cost of the PC) and offer the driver registration and scoring, some
>> offer the timing also. Software timing will vary slightly from one PC
>> another based on what's in the PC, so comparing results from one region
>> another would not be accurate to .001 seconds. Comparing results from
>> event to another would require using the same PC hardware for both
>> but even then, that would not guarantee .001 second accuracy for both