The incident involving a certain food item at a certain event that took place two weeks ago is a prime example of the "PETA Principle" (as illustrated in https://slatestarcodex.com/2014/12/17/the-toxoplasma-of-rage/ ) in action: Controversial issues, those that can get many people on different sides involved, get talked about the most, as opposed to issues where people mostly agree. The incident was right on the edge of acceptability with some crucial factual disputes, making this whole thing ripe for arguments.