Early to bed, early to rise makes Facebook hackathon lame in Zuckerberg's eyes

COO Sheryl Sandberg and PR chief-turned-platform politician Eliot Schrage, Facebook's no-fun adults, are fully in charge of Facebook. The latest evidence? Facebook's second annual F8 developers' conference has another "hackathon." But unlike last year's all-night session, it hardly deserves the name. It starts at 3…