ISP competition, assuming it's going to happen at all, will not happen quickly, and will be challenged by existing ISPs using a mix of legal and competitive methods.
The price tag for the initial stage of the build out is in the several millions of dollars. The first-stage service area would be under 1,000 homes. They hope to charge around $100/mo for the service.
So, you do the math. Is that a business model you'd want to try to live off of?
With the ability to be something beyond a common utility, there is going to be interest in investing in ISP innovation — especially tech that provides fiber speed without ripping up the landscape.
Instead, what if a decentralized web is a safer solution. Recently here at HN: https://news.ycombinator.com/item?id=16005961 "Decentralization Roundup for 2017"