Funnily enough, I found that video on Sherdog, a place as notorious for its misogyny as Stormfront is for racism, and I was like "lol only on this site would people argue that was self defense." Then the GAF thread popped up an hour later

I was fist pumping in celebration of karmic justice until the guy hit them like ten more times after they were down. Yeah, I'm sure they posed a serious threat to his life lying there half-conscious.
The woman screaming STOOOOOOP is pretty funny, though. I realize it's difficult to think rationally when some serious shit happens, but that's about as useful a reaction as just standing there and watching