

Playing information ping pong. We sent them some issue with a lot of information and instead of actually investigating they often dragged on the whole thing by asking for details they should have themselves, taking hours-days to respond etc before they actually did something. We often had to escalate issues via our account manager.
This was all on enterprise support while I was working for a company that paid six figures each month for infrastructure in their data center.
Ghost Activitypub support is still in the making unfortunately. You can selfhost ghost already and if you check out the latest version you also have AP, but they said it’s not stable yet and might break. Eagerly waiting for them to finish.