and that's why BETTER / UPDATED ATMs only dispense 20s =) (actually, don't most ATMs have cameras on the user from like 3 different angles? idk, just a guess)
not to mention the cost reduced in designing the dispenser unit... if you'd ever seen one, they weigh 50+ pounds for the single bill dispenser and they're pretty damn hard/costly to fix when broken.
“An engineer explained to us that hundreds of ear impressions were gathered in the name of research, and while each one obviously boasted its own unique shape and size, one single characteristic remained uniform across the board: the entrance into the ear canal is not a perfect circle, it's an oval.”
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and that's why BETTER / UPDATED ATMs only dispense 20s =) (actually, don't most ATMs have cameras on the user from like 3 different angles? idk, just a guess)
not to mention the cost reduced in designing the dispenser unit... if you'd ever seen one, they weigh 50+ pounds for the single bill dispenser and they're pretty damn hard/costly to fix when broken.