Better overview

Author: cpq

README.md

@@ -18,10 +18,11 @@ Throughout the guide, we will be using a
 [Nucleo-F429ZI](https://www.st.com/en/evaluation-tools/nucleo-f429zi.html)
 development board  ([buy on
 Mouser](https://eu.mouser.com/ProductDetail/STMicroelectronics/NUCLEO-F429ZI?qs=mKNKSX85ZJcE6FU0UkiXTA%3D%3D)).
-All example projects source are provided for that board. The last (web server)
-project is the most complete, and can be used as a skeleton for the project of
-your own, dear reader.  Therefore, that last example project is provided for
-the other boards, too:
+Every chapter in this guide has an associated project, and they gradually
+progress in functionality and completeness.  The last (web server) project is
+the most complete, and can be used as a skeleton for the project of your own,
+dear reader.  Therefore, that last example project is provided for the other
+boards, too:
 
 - [STM32 Nucleo-F429ZI](step-7-webserver/nucleo-f429zi/)
 - [TI EK-TM4C1294XL](step-7-webserver/ek-tm4c1294xl/)