[geeks] Interesting article on fingerprint biometric systems

[Joost van de Griek]

On 2004-05-11 18:43, Bill Bradford wrote:

> On Tue, May 11, 2004 at 10:41:50AM -0600, Dan Duncan wrote:
>> One thing I did learn about retinal scanners:  They make GREAT
>> pregnancy tests.
> 
> huh?

<http://www.oreilly.com/catalog/dbnationtp/chapter/ch03.html>

"[...] unlike fingerprints, retina prints are not fixed: when a woman is
pregnant, the fetal hormones can cause new arteries and veins to branch in
the mother's eye."

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