add link to article by thomas broyer

public/pages/components.html

@@ -454,6 +454,12 @@ <h3>Beware of XSS</h3>
                 </p>
             </aside>
 
+            <p>
+                The best practice way of implementing attributes, properties and events is subtle and opinionated.
+                The article <a href="https://blog.ltgt.net/web-component-properties/">making web components behave closer to the platform</a> explains how custom elements can be made to behave like built-in elements,
+                and is recommended reading when making web components that will be embedded in third-party sites.
+            </p>
+
             <h3>Methods</h3>
             <p>The third way to pass complex data is by calling a method on the web component, as exemplified by the <code>&lt;santas-summary&gt;</code> component:</p>
             <x-code-viewer src="./examples/components/data/components/summary.js" name="components/summary.js"></x-code-viewer>