My experience with "business people" almost always seems to be adversarial, as they tend to see the relationship in much the same way: combining mutually exclus

My experience with "business people" almost always seems to be adversarial, as they tend to see the relationship in much the same way: combining mutually exclusive skill sets. The problem is, developers are often very opinionated product guys, and they can execute! They typically don't have the insider knowledge on securing funding and navigating business politics. The problem finally emerges when the developer is seen as only the executor of the vision, rather than a business man as well.