Adjusting README.

Author: trekhleb

README.md

@@ -306,10 +306,4 @@ Below is the list of some of the most used Big O notations and their performance
 
 ## Supporting the project
 
-You may support this project via ❤️️ [GitHub](https://github.com/sponsors/trekhleb) or ❤️️ [Patreon](https://www.patreon.com/trekhleb).
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-## JavaScript Algorithms Book
-
-Recently we've released a [JavaScript Algorithms Book](https://www.newline.co/javascript-algorithms) which contains detailed explanations of many popular algorithms and data structures implemented on JavaScript. You can check the full list of topics that are covered in the book and download the first chapter [here](https://www.newline.co/javascript-algorithms).
-            
-[![JavaScript Algorithms Book](https://raw.githubusercontent.com/trekhleb/javascript-algorithms/master/assets/js-algorithms-book-cover-xs.png)](https://www.newline.co/javascript-algorithms)            
+You may support this project via ❤️️ [GitHub](https://github.com/sponsors/trekhleb) or ❤️️ [Patreon](https://www.patreon.com/trekhleb).