Board Thread:Theories and Speculation/@comment-1930928-20200710222500/@comment-39350828-20200711000523

I'd be willing to bet he'd become better than he is because if he was in the main house he'd be the heir so he would get special training in the clan's techniques. I don't think that Neji's hatred of the main family made him a genius because in some parts of the series like the chunin exams, they made a rigid dichotomy between geniuses and people who use hard work and effort.