Weapon of mass distraction refers to something that distracts large Numbers of people from thinking about important issues.

(大规模分散注意力武器)指能够把大量人群的注意力从某个重要问题上移开的事情。

youdao

Facebook does not have to be a weapon of mass emotional destruction or a distraction to your social interactions.

FORBES: Make Your Facebook News Feed Stop The Rings And Babies