Complex sentence: Many of those organizing under the Gamergate hashtag argue that they are campaigning against political correctness and poor journalistic ethics in the video game industry, while numerous commentators have dismissed Gamergate's purported concerns with ethics and condemned its misogynistic behavior.
Split into simpler sentences: Many of those organizing under the Gamergate hashtag argue that they are campaigning against political correctness and poor journalistic ethics in the video game industry. Many commentators dismissed Gamergate's purported concerns with ethics and condemned its misogynistic behavior.