https://www.vox.com/recode/21347497/winners-and-losers-big-tech-antitrust-hearing > The heads of Amazon, Apple, Facebook, and Google fielded questions from members of Congress, some better than others. > On Wednesday, four of the most powerful people on the planet testified before Congress. The CEOs of Amazon, Apple, Facebook, and Google — who together control companies worth nearly $5 trillion — called in individually via video conference and fielded questions for nearly six hours. Some questions were tough. Some were just all over the place.