The battle for augmented reality and social media supremacy starts with the people working behind the scenes, and this week Snap pulled off a telling win that could indicate a shift in the AR space. Facebook veteran Konstantinos “KP” Papamiltiadis, who spent nearly a decade at the social media giant, has left his post as an executive on Mark Zuckerberg’s team and will join Snap as vice president of platform partnerships. • Don’t Miss: Snap Teams with Universal Music Group to Further Mainstream Its AR Platforms “KP has deep expertise in turning products into scaled platforms,” said Ben… more