At $80/month breakeven is 30 years out. Assuming no recurring costs. But there's probably positive externalities like increased property values, businesses started, remote work bringing in dollars for the local economy. It could even have positive ROI for the state if it increased tax revenue, or at least help defray the cost.

It's not crazy, but it's longer time horizons than a business would ever care about.

What metric is “insanity” and why do you find that insane?

>The author quotes a cost of over $30,000 to build a half-mile drop. I find that an insane amount of money that a government would pay to connect just one subscriber.

That's not much different than what it costs to connect them to power grid or the water and sewage system.