On 4/1/10, M H Stein <dm561 at torfree.net> wrote:
  Watching the
thing read at 1200 cards per minute is pretty impressive. 
 Watching one *jam* at 1200 cards per minute is even more impressive,
 especially if the sensors are dirty or misadjusted (and *especially* if you
 have to recreate the damaged cards manually)... 
 
Two words: lace card.
*ducks*
-ethan