As explained in a paper titled “Coin-cidence? Have cashless payments ... in many households – is the sole reason fewer kids are eating cash. “The significant decline in FB removal procedures ...

Some experts lump it into the same category as pica, which is the abnormal urge to eat coins, paint, soap or other non-food items. Cultures worldwide have practiced geophagy for centuries ...

In a paper entitled 'Coin-cidence? Have cashless payments reduced the incidence of upper aerodigestive foreign body insertion' the authors track the rise of contactless against a fall in foreign ...