My old HP iPaq 5550 had a fingerprint scanner (2003 vintage Windows CE). After setting it up with the appropriate finger of choice, it suggested that alternative fingers also be registered, in case the original finger was "not available" ...
Not sure if Uncle Vito worked for HP, or if it was Microsoft, but it took considerable effort to move on to thinking "oh yeah, it could just have a plaster covering it".
Biting the hand that feeds IT
