New York doesn't have enough money to get it done. The politicians are too busy paying for all the election promises they've made over the last 50 years. And they absolutely need to cut the bureaucracy (code word for 'unions' and 'government agencies') that are deeply entrenched in the government. I don't think New York can do it until the people get tired of watching the decay and the current political machine gets…
Not necessarily disagreeing, but it's important to point out that fixing/upgrading the system comes from the capital budget, and the promises you're describing are paid out of the operating budget. The debt service for the former, is earmarked, by law, from the latter, which clocks in at 16% according to recent figures[0]. And we might have larger capital allocations if there weren't the ongoing and very generous sal…
Politicians love being able to do a big ribbon-cutting ceremony for adding something new. At the very least, it's easier to point to a new subway line and say "I helped make that possible" than it is to do that for improved maintenance of infrastructure.