[weirdwitch]

Can you explain what this means?

[inteleng]

He's referring to the "WE WUZ KANGZ" meme, in that he sees the research as not believable.

[weirdwitch]

Sorry there may be a cultural gap here. I'm not familiar with that phrase at all.

[anigbrowl]

It's a racist trope in which a questionable/exaggerated historical claim is conflated with any suggestion of knowledge/innovation originating outside a eurocentric historical paradigm.

http://knowyourmeme.com/memes/we-wuz-kings