On Fri, Sep 24, 2010 at 08:59:53AM +0100, Bob Walker wrote: >I recently found that in our work software that even though we use >email addresses as the username we dont actually check this properly >so an.exam...@example.com and an.exam...@example.com can be different >users. This has confused users several times.
But they can. Not that anyone does it, but the standard supports it. R