The article is clever. By claiming it's impossible to explain good ideas, it preenutively dodges your criticism that the idea is poorly explained ;-) In fact,

The article is clever. By claiming it's impossible to explain good ideas, it preenutively dodges your criticism that the idea is poorly explained ;-) In fact, simple online searches give ample references to Buffett and Munger writing at length about their models, going all the way back to Graham C's original Intelligent Investor.