“More than 2 billion people have smartphones today, and we’re tracking them about on average, 150 times a day. What does the world look like where 2 billion people are tracking our devices 150 times a day?” The IndieFlix documentary “LIKE” poses that question and other observations, as experts weigh in on “finding balance in the digital world.”Tanager Place and Girls on the Run have teamed up to book an online public screening of the film at 6 p.m.