Facebook ad exec thinks we haven't reached mobile devices' potential
Though Facebook considers itself a mobile-first company, it isn't done innovating in the space. "We even believed it for ourselves for a bit that we had completed the shift to mobile," Facebook's vice president of engineering for ads and pages, Andrew "Boz" Bosworth, said to CNBC. "But the shift to mobile is ongoing. There's a real question of 'here's...