The other theory of the case - and it`s not just one that people opposed to him politically believe, but also people who share the Republican Party`s beliefs or conservative, but don`t like Donald Trump, is that he`s fundamentally a narcissist who has become addicted to the attention, is sort of compulsively driven by attention, and this has given him an outlet for that attention, and crucially doesn`t actually care about the party that he is nominally representing.