There’s no excuse for the 10k guy unless you want to argue he suffers from hallucinations.
There's a pretty good excuse. He was told a piece of information by a source
You’re essentially relying on cultural osmosis from the same culture that uncritically parrots the 10k figure and other such nonsense that you see spouted on Reddit.
I brought that specific one up because I found it first, but walked it back when I found out it was unreliable. But more broadly, I'm looking at hundreds of citizens being killed by their own government. In the US, the closest to that was race riots against Black people that ended a hundred years ago. We're not censoring discussion of them and there are efforts to reconcile with the nation's past, even if some dullards don't want their precious feelings hurt.