The popular video-sharing app TikTok, owned by Beijing-based ByteDance, is now the subject of a probe by a bipartisan coalition of attorneys general concerned about the effects of the app on children and teens. The attorneys general of California, Florida, Kentucky, Massachusetts, Nebraska, Tennessee, and Vermont are spearheading the investigation. “The investigation will look into the harms such usage causes to young users and what TikTok knew about those harms. The investigation focuses, among other things, on the techniques utilized by TikTok to boost young user engagement, including increasing the duration of time spent on the platform and frequency of engagement with the platform,” Nebraska Attorney General Doug Peterson, a Republican, said in a statement on March 2. Massachusetts Attorney General Maura Healey, a Democrat, said in a statement: “As children and teens already grapple with issues of anxiety, social pressure, and depression, we cannot allow social media to further harm …