Imagine the payment fuckery that will be happening in the future once bank accounts are tied to fingerprints. Skeevy guests trying to pay with the severed fingers of their latest mugging victims, fingerprint readers failing to read the print because they didn't keep the finger on ice, etc.
CASHIER_BOT_00747284569: PLEASE SWIPE YOUR FINGER TO TENDER PAYMENT
Guest: Uhh sorry I left my fingers at home, can't you look it up using my iris????
CASHIER_BOT_00747284569: NEGATIVE, PLEASE PRESENT FINGER TO TENDER PAYMENT
Guest: Are you fucking kidding me? The other Amazon-Target in Amazon Commerce Zone 4 lets me do it all the time!!
CASHIER_BOT_00747284569: NEGATIVE, ACCEPTED FORMS OF PAYMENT ARE FINGERPRINT-TRACE OR AMAZON TREASURY CREDITS ONLY
Guest: Can't you just give me the items on credit and have them dock it from my next Amazon paycheck??
CASHIER_BOT_00747284569: ..... STOP ERROR 0x000016A FATAL_EXCEPTION: logic_engine.sys