As a company that draws more than 2 billion eyeballs per month, Facebook was a fitting harbinger of trends to come at an optical networking conference. The social networking goliath is lighting up its own optical fiber, deploying 100Gbps links in its data centers and looking towards emerging silicon photonics technology, Facebook Director of Technical Operations Najam Ahmad said on Monday at an Optical Society of America meeting held alongside the annual OFC (Optical Fiber Communications) Conference in San Francisco.