Cho’s father lived in Saudi Arabia as a young, single man. His sister works for a State Department contractor which oversees billions of dollars of aid for Iraq. Previously, she worked in Bangkok. (1)
And links to Bangkok being a center of various evils.
You are making assumptions that weren’t written there. Dangus was just suggesting possible sources for what this monster called his “philosophy of life.” Or at least, that’s how I read it. He was exposed to all this “stuff,” and intelligent people should be asking if some or all of it fed into his sick thinking. I do think he (at the very least) watched terrorist videos with great admiration, because these videos are actually quite similar to the suicide bomber type of last video.
It should be obvious to all of us that his family has gone in didfferent directions—mainly because this jerk seems to be the only loser among them.