Thanks for the heads up!
I would extend the general concern to any property in common where the costs are high to maintain it over time. It could be any expensive bit of infrastructure as it ages and/or becomes less popular!
Here are some resources about CDDs.. It looks like it contains a list of some that are struggling or in default.
THE COLLAPSE IN FLORIDA DIRT BONDS
Florida Community Development Districts
Florida Special District Accountability Program - FloridaJobs.org