In article <060806140056.M0102927@mirage.ceres.dti.ne.jp>,
Izumi Tsutsui  <tsutsui@ceres.dti.ne.jp> wrote:
>perry@piermont.com wrote:
>
>> I was under the impression that for some counters with fixed
>> frequency, like the ACPI time register, that the frequency was
>> determined by specification. Am I mistaken on that?
>
>Usually crytal oscillators have 10~200 ppm tolerance
>(including temperature dependency), so lower digits
>(under ~100kHz on 1GHz CPU) are not so significant.
>
>I'm just afraid such not-so-meaningful digits might confuse
>some users.

I agree with that assessment.

christos