For a different person, the portions of the spectrum most precisely developed would differ. What this has to do with film directing is that directors can have sensibilities fine-tuned to some nuances of emotion but not others. I'll defer, as my information is second-hand at best. He looked back on his output of that decade with sadness for what could have been but wasn't. It is about the commission of a crime, not a civil contract breach.
Breach of contract is no defense for a criminal act.
This is still a specific story about the action taken by a specific man who took specific steps to uphold specific rights. The story should be judged on the basis of whether he acted properly given the whole picture. It doesn't matter that Miss Rand created that story to illustrate a theme, so long as there could potentially be real-life counterparts who would analyze their plans and the consequences with the same level of attention. The issue in the Roark case was his being the forgotten man of progress, the man whose innovations were indispensable but whose rights were shunted. The same type of differences of mindset is at work here.