They mean Brendan Eich. He was appointed Mozilla's CEO. There was then some public discussion about his political donations (Brendan donated money to a campaig

They mean Brendan Eich. He was appointed Mozilla's CEO. There was then some public discussion about his political donations (Brendan donated money to a campaign trying to prevent gay people from marrying because of their gender) and whether they were relevant to this position. After a couple of weeks he stepped down as Mozilla's CEO. His Wikipedia article has more details — if you just can't get enough real-time “people shouting at each other” and you want to add some historical “people shouting at each other” to bulk it out a bit.