IMO they are not worth it. The cost of tolerating the cocky developer is the productivity of the surrounding team. In reality very few developers exhibit these

IMO they are not worth it. The cost of tolerating the cocky developer is the productivity of the surrounding team. In reality very few developers exhibit these borderline autistic traits that seem to result in complete lack of social skills and they are NEVER worth working with. When the team suffers the product suffers.