Short-form video isn't new. Before TikTok, there was Vine—a platform that popularized 6-second video clips and helped redefine what it meant to go viral. The "Only a spoonful" of ice cream skit lives ...

A YouTube cofounder who helped pave the way for our modern, content-obsessed world has come out against short-form videos because of their effect on kids. Steve Chen, who served as YouTube’s chief ...