What age is too young for a smartphone? 'Wait Until 8th' pledge asks parents to delay tech for kids

The Chicago Tribune reports:

As kids head back to school, many parents are wrestling with a relatively new rite of passage: when to give their kids a smartphone. While the average child gets his or her first smartphone at 10, according to research firm Influence Central, some parents in Chicago and across the country are bucking the trend by promising to wait until their children are in eighth grade — when they're typically 13 or 14.

An article about age...