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In Brazil, beer cooler blocks smartphone signals to boost face-to-face interaction

The backlash against the overuse of cell phones – especially smart ones – in bars and restaurants has led to a few interesting ideas to get customers talking to each other again. Singapore’s Social Rehab has already offered discounts to diners that leave their device at the door, and now Brazilian lager brand Polar has developed a beer cooler that actually blocks cell and mobile internet signals.