Working with google's APIs tends to be a nightmare too- varying authentication methods, documentation of various ages, etc. If you're not using their libraries

Working with google's APIs tends to be a nightmare too- varying authentication methods, documentation of various ages, etc. If you're not using their libraries it's a huge pain to my experience. (And their libraries aren't the easy sort of wrappers where you can just pluck logic out easily either a lot of the time)