The same week Facebook employees moved into a new Frank Gehry-designed building with a massive green roof, the social media giant submitted plans to Menlo Park for the construction of two office buildings on the 58-acres it purchased from TE Connectivity last year. "We believe our project will positively transform this part of Menlo Park by converting a heavy-industrial site into a vibrant campus that fosters collaboration and innovation," wrote Fergus O'Shea, Facebook's director of campus facilities in a letter to the city last week.