The important part is that the Federal Circuit overturned the decision of a jury which is not generally allowed. If it was just a lower court judge, they could

The important part is that the Federal Circuit overturned the decision of a jury which is not generally allowed. If it was just a lower court judge, they could make that kind of ruling without much controversy. The reasonable person argument just seems like an excuse to overturn the decision of a jury. If there were problems with the process, that can be used to overturn the jury decision.