Google Fiber's already in Kansas City, and it'll soon be moving into Austin, TX, and Provo, UT. And now CenturyLink is getting ready to deploy it in Omaha. Is this the death knell, or just a PR ploy? How big a competitive threat does 1-Gig fiber really pose to cable?Go to the poll on our LinkedIn page and vote.And while you're there, join the group. You'll get highlights of our coverage, plus sneak peeks at upcoming stories and other exclusive content. Be the first kid on your block!