What they are is an excuse by the writers to not have to portray that part of his character, but rather to just stick with something that the audience would be familiar with. It worked for you - for me it was terrible. But I think that's the first time I've ever seen someone say that it was supposed to be painful to watch. Everyone who loves the movie seems to love that Han is back to his old ways, meaning they are not getting the feeling that you are describing at all.