It seems intuitive that the opposite of interesting is boring or vice versa. However, the truth is that is not quite the case.
For example, a boring movie is one in which nothing really happens. A movie such as this would be unlikely to hold the viewer’s attention. A movie does not necessarily however need to be boring to lose the viewer’s attention; it can have plenty going on, yet still be uninteresting enough that the viewer’s mind starts to wander. Some (all too-)common examples of non-boring, but entirely uninteresting tropes frequently used in movies include car-chases, shoot-outs, sex-scenes, and
(This is the case at this very moment, as I type this. I am trying to watch a movie, which I would hardly call “boring”, yet I keep pausing to do other things because it just can’t hold my attention like some of the others movies I’ve watched recently. I should have been done two hours ago, but I still have 30 mins. left. I should get back to it now, or else I’ll never finish…)