[Gllug] Biometrics?

[John G Walker]

On Mon, 23 Mar 2009 13:17:35 +0000 James Hawtin <oolon at ankh.org> wrote:

> On Mon, Mar 23, 2009 at 12:37:57PM +0000, John G Walker wrote:
> > 
> > 
> > On Mon, 23 Mar 2009 12:16:43 +0000 James Hawtin <oolon at ankh.org>
> > wrote:
> > 
> > > Its also means authorities do not need everyones DNA to have a
> > > near complete map of the population, by using birth certificates
> > > they can extrapolate data from family trees. 
> > 
> > Now that really would be a recipe for miscarriages of justice,
> > 
> 
> Not really, The system works out candidates, the police then arrest
> them, and take a same, so a precise check can be made.
> 
> James

(I assume "same" is a typo for "sample".)

But, as I explained, the police can't take a "precise" sample, since
DNA variations are not randomly distributed across the population.

Anyway, in what sense is it not a miscarriage of justice if I get
arrested purely on the grounds that my cousin may have committed a
crime?

-- 
 All the best,
 John
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