In general, you shouldn't use services which you don't understand completely, can debug, and have source code for if there're other options. I think that's why

In general, you shouldn't use services which you don't understand completely, can debug, and have source code for if there're other options. I think that's why open source took over the world. It might seem to be more expensive, but in the end, it's a better option. Even if the service you use have a great support and fixes bugs instantaneously, it's better to have more control.