Please spend the time to read the link before spreading FUD.
“In order to use Ticket Tag, you simply place your finger on a reader. The system, which utilizes the technology of biometrics, takes an image of your finger, converts the image into a unique numerical value and immediately discards the image. The numerical value is recalled when you use Ticket Tag with the same ticket to re-enter or visit another Park. Ticket Tag does not store fingerprints.”
“In order to use Ticket Tag, you simply place your finger on a reader. The system, which utilizes the technology of biometrics, takes an image of your finger, converts the image into a unique numerical value and immediately discards the image. The numerical value is recalled when you use Ticket Tag with the same ticket to re-enter or visit another Park. Ticket Tag does not store fingerprints.”