Add note

kgryte · kgryte · commit 6dae74acac47 · 2023-02-12T20:44:37.000-08:00
diff --git a/lib/node_modules/@stdlib/os/arch/README.md b/lib/node_modules/@stdlib/os/arch/README.md
@@ -43,6 +43,16 @@ console.log( ARCH );
 
 <!-- /.usage -->
 
+<section class="notes">
+
+## Notes
+
+-   In general, the target build architecture of the JavaScript runtime binary should match the host architecture; however, this is **not** guaranteed to always be true (e.g., if attempting to run an x64 build of Node.js on an arm64 host machine).
+
+</section>
+
+<!-- /.notes -->
+
 <section class="examples">
 
 ## Examples
