What We Learned

Let's take a quick look at the summary of the chapter.

Observables are at their best when you’re dealing with asynchronous events.

You’ve learned how to make AJAX requests to an external server, how to batch together requests, and how to handle errors when they occur.

We also peeked into a larger world of multiple layers of loading.

In the next chapter, you’ll progress to more advanced AJAX topics: avoiding race conditions and playing nice with external APIs.

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