Thanks to smartphones, we no longer memorize phone numbers - USA TODAY

Think about it: Do you have your mother's phone number memorized? A recent survey revealed that many of us might not.

Quick: How many phone numbers can you remember?  Do you know your mother's number? How about your best friend's? Can you rattle off the digits of who you'd call in case of an emergency? Turns out w… [+2020 chars]

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