I agree on how powerful APIs can be but would like to highlight that understanding API Economy is essential also for other people too than just for developers. Developers are hardly making decisions what is going to be implemented. This was told in the course book, too, but not included in the definition.
Now you can get an Open University course grade for completing the Introduction to API Economy course.
Yes, you see correctly! You have an opportunity to get an Open University course grade when you complete the course. Click the following button for detailed instructions.