Consumers don't have the flexibility to decide if they're dealing with only a small number of sellers working in collusion. The cost of entry into this market is astronomically high -- even Google, with all its money and all the dark fiber it snapped up, hasn't established a foothold yet.
Setting up telecommunications networks is expensive and legally complex, and the resources involved are extremely limited. The likelihood of a functioning free market in this space is essentially nil. In the absence of a functioning free market, the government is the only entity with the authority to apply regulations for the benefit of the citizenry.
The distinguishing factor should be how the government protects net neutrality. Should the FCC have a limitless authority to regulate the Internet, which they happen to apply to net neutrality for now? Or should the FTC have authority to bring suits against monopolistic ISPs to discourage these behaviors?
Setting up telecommunications networks is expensive and legally complex, and the resources involved are extremely limited. The likelihood of a functioning free market in this space is essentially nil. In the absence of a functioning free market, the government is the only entity with the authority to apply regulations for the benefit of the citizenry.