Readme tweaks

readme.md

@@ -43,7 +43,7 @@
 
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-**You probably want [Ky](https://github.com/sindresorhus/ky) instead, by the same people. It's smaller, works in the browser too, and is more stable since it's built upon [`Fetch`](https://developer.mozilla.org/en-US/docs/Web/API/Fetch_API).**
+**You probably want [Ky](https://github.com/sindresorhus/ky) instead, by the same people. It's smaller, works in the browser too, and is more stable since it's built on [`Fetch`](https://developer.mozilla.org/en-US/docs/Web/API/Fetch_API). Or [fetch-extras](https://github.com/sindresorhus/fetch-extras) for simple needs.**
 
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