Merge pull request #3809 from octavioooooo/patch-1

Rephrase for clarity

listings/ch04-understanding-ownership/listing-04-03/src/main.rs

@@ -6,9 +6,9 @@ fn main() {
 
     let x = 5;                      // x comes into scope
 
-    makes_copy(x);                  // x would move into the function,
-                                    // but i32 is Copy, so it's okay to still
-                                    // use x afterward
+    makes_copy(x);                  // because i32 implements the Copy trait,
+                                    // x does NOT move into the function,
+    println!("{}", x);              // so it's okay to use x afterward
 
 } // Here, x goes out of scope, then s. But because s's value was moved, nothing
   // special happens.