Data centers? I don't think so...
"Your Google Fiber account is for your use and the reasonable use of your guests. Unless you have a written agreement with Google Fiber permitting you do so, you should not host any type of server using your Google Fiber connection
, use your Google Fiber account to provide a large number of people with Internet access, or use your Google Fiber account to provide commercial services to third parties (including, but not limited to, selling Internet access to third parties)."