“2. By virtue of the fact that they consider themselves an idea guy, it quite likely means that they are convinced that their ideas are better than yours (or anyone elses). Of course they are! They are an idea guy! The big problem with this is that startup ideas need to change… Very few startups stick with the exact same idea. How excited is an idea guy going to be about shifting to a new idea that he didn’t generate? Not very exited, as it turns out.”