Curious to know what you think.
Another possible explanation results from our enhanced understanding of the Talmud, the collected teachings of the Pharisees and their rabbinic heirs. In the Talmud are references to some seven categories of Pharisees, which clearly shows that the Pharisaical movement encompassed a wide range of viewpoints and, more important, that internal disputes, often of the heated variety, were quite common. The Gospel portraits of Jesus disputing with the "Pharisees" were examples of "hot debates" that were common in the Pharisaic circles rather than examples of Jesus condemning the PhariseI think this sounds just like the Religious threads on FR ...:>)
It is a very interesting historical look at the times of Jesus!