Most of them die as hatchlings, but if they reach adulthood, they tend to live 35-50 years in the wild.
The oldest living alligator in captivity has been in a zoo for 84 years, but was an adult when they got him so he's at least 3 or 4 years older than that.
An outbreak in Vegas would be more a case of tourists infecting each other than the residents of the town getting sick.
And if you've caught something in Vegas and spread the disease across your hometown, you're probably not going to admit it. This virus is no exception.
The decision of the court should be that the payment isn't due yet, not that the contract is invalid. Unless ancient Greek law requires the contract to be thrown out because it was tried in court or the case was clearly frivolous (IANAAGL) the decision should uphold the validity of the contract, not invalidate it.
The rest just need to notice they're no longer making money and being 1337, will get updated h4xx0r t00lz once the first group releases them.