I can't speak to what this particular prof does, but when a professor basically just reads their PowerPoint slides, it's less likely to be "phone addiction" or whatever, and more likely sheer boredom or "why am I even here."
Ari Cohn
In other news: The Average College Student Is Illiterate www.persuasion.community/p/the-averag...
www.persuasion.community
Students are not what they used to be. The crisis is worse than you think.