I mean, there’s very few people in that hall, so presumably they’re arriving before the lecture starts. Furthermore, if the lecturer (or whomever else) had a problem with it, presumably they would have put a stop to it during the two months depicted here.
I think that the context here is important, a formal setting of a lecture, not the cafeteria or someone’s dorm room.
I mean, there’s very few people in that hall, so presumably they’re arriving before the lecture starts. Furthermore, if the lecturer (or whomever else) had a problem with it, presumably they would have put a stop to it during the two months depicted here.