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A. Trevor Sutton

Plate with just crumbs (Getty Images)

Silicon Valley’s latest fad is dopamine fasting — and that may not be as crazy as it sounds

A. Trevor Sutton
FILE - In this July 27, 2016, file photo, the Twitter symbol appears above a trading post on the floor of the New York Stock Exchange. Twitter, long criticized as a hotbed for online harassment, is expanding ways to curb the amount of abuse users see and making it easier to report such conduct. (AP Photo/Richard Drew, File) (AP)

Why Twitter’s cute, heart-shaped “like” button is not so harmless

A. Trevor Sutton