A focus group of teens in Santa Monica, Calif., Nov. 30, 2015. Meta said it would change how teenagers use Instagram and Facebook as part of a landmark settlement with 47 states, the District of Columbia and U.S. territories. (Jake Michaels/The New York Times) By ELI TAN Meta said this week that it would change how teenagers use Instagram and Facebook as part of a landmark settlement with 47 states, the District of Columbia and U.S. territories over social media addiction claims. Instagram…
