Complex sentence: Additionally, the New York media for the most part was derisive and dismissive of the Titans, when it deigned to mention them at all; for most New York sports reporters of the era professional football in New York City began and ended with the Giants.
Split into simpler sentences: Additionally, the New York media for the most part was derisive and dismissive of the Titans, when it deigned to mention them at all. For most New York sports reporters of the era professional football in New York City began and ended with the Giants.