> sure that page contains invalid utf-8 if the message is then printed.
>
> Another option is to use the `isutf8` program from
-> moreutils](http://kitenet.net/~joey/code/moreutils/),
+> [moreutils](http://kitenet.net/~joey/code/moreutils/),
> and run it on each file, it will tell you the line number
> and character position that is invalid. --[[Joey]]