> You're pretty much SOL if you can't find a replacement quick.
Everyone who seriously considers moving mission-critical software or infrastructure to the cloud should (if they don't already) have a contingency plan at the forefront of their evaluation of any platform/service. Evaluations of solutions like that take away much of the risk that you're proposing. It's also just smart business.
The problem is, Adobe never did this and abruptly forced everyone to switch to a subscription model if they wanted to upgrade. And existing versions only keep working for so long unless you keep the same hardware/operating system with them forever. So suddenly, thousands of people who rely on Adobe software daily are forced to switch to a subscription-only model.
Everyone who seriously considers moving mission-critical software or infrastructure to the cloud should (if they don't already) have a contingency plan at the forefront of their evaluation of any platform/service. Evaluations of solutions like that take away much of the risk that you're proposing. It's also just smart business.