That’s what makes Facebook’s algorithm so powerful. Facebook’s algorithm couldn’t be more opaque. Some of these signals apply to all Facebook users; some reflect users’ particular habits and the habits of their friends. When Cameron Marlow, the former head of Facebook’s data science team, described the opportunity, he began twitching with ecstatic joy. As one member of Facebook’s data science team confessed: “Anyone on that team could run a test.

Source: The Guardian September 19, 2017 04:52 UTC