MySpace failed by assuming that legions of random users would make intelligent design decisions, and giving them control over major style elements. The result b

MySpace failed by assuming that legions of random users would make intelligent design decisions, and giving them control over major style elements. The result being that users would receive a visual kick in the teeth every time they followed a link to a different user's page. So, while FB certainly profited from that failure, but I wouldn't say that FB actively competed with a consciously superior design.