Data Retention Regulations in the Lords
Ian Batten
ukcrypto at chiark.greenend.org.uk
Tue, 31 Mar 2009 13:15:53 +0100
On 31 Mar 09, at 1105, Roland Perry wrote:
> In article <007b01c9b1de$d10e4840$732ad8c0$@net>, James Firth <james2@jfirth.net
> > writes
>>> No, the really dangerous false positive is when the database says
>>> "this is the only match for the evidence", and someone not
>>> actually in the database actually did it.
>>
>> Which is precisely why keeping DNA samples from those cleared or
>> not charged
>> of an offence is discriminatory despite some people continuing to
>> argue that
>> those left on the database have "nothing to fear" if they don't
>> commit a
>> crime.
>
> On the other hand, if all the samples were kept, then the occurrence
> of duplicates would soar, and maybe people would then take the
> possibility more seriously.
The story is that the original databases have no duplicates, because
any attempt to add a duplicate was rejected as an error. So the
claims that there aren't any duplicates in the population at large
aren't terribly convincing...
ian