The real problem: organizing subscribers can be expensive
“. . . building Broadband Internet infrastructure is wildly profitable. Coordinating it is hard. The actual hardware cost is really pitiful compared to the cost of building out the subscriber network .” – Justin Kilpatrick, CTO, Althea. The work to organize subscribers in your community pays off when you realize that you can create jobs with community owned businesses that keep money circulating locally rather than disappearing into bureaucratic monopolies that fail to provide customer service.
Software is free
Software for decentralized ISPs on GitHub.
Hardware is cheap: add a household for less than $300
Here is one of various alternatives. Althea, described in the video below, offers a possible, but not the only solution. See hardware prices.