Answers to six immediate questions you might have about the art world after a crypto entrepreneur ... “Comedian,” is just a fruit-stand banana taped on the wall. But 7 bidders were biting.

Artist Maurizio Cattelan's "Comedian," featuring a banana taped to a wall. John Nacion/Getty Images ...

Buffett attempts to "be fearful when others are greedy and to be greedy only when others are fearful." His actions are showing that he's fearful right now. While no one knows how the stock market ...