Reword; use better idiom for not-sinking

doc/Language/ipc.pod6

@@ -39,10 +39,10 @@ all output pipes, the program will usually not terminate.
     $git.out.close();
 
 If the program fails (exits with a non-zero exit code), it will throw
-an exception when the return object is sunk.  You can capture the
-L<Proc|/type/Proc> object to avoid this if needed.
+an exception when the returned L<Proc> object is sunk. You can save it into
+a variable, even anonymous one, to prevent the sinking:
 
-    my $don't-die = run '/bin/false';
+    $ = run '/bin/false'; # does not sink the Proc and so does not throw
 
 You can tell the C<Proc> object to capture output as a file handle by passing
 the C<:out> and C<:err> flags. You may also pass input via the C<:in> flag.