Congrats! It's not that reliable, though. The headers are easy to manipulate. On June 3, 2020 5:42:14 PM PDT, Frank Wimberly <wimberly3 at gmail.com> wrote: >When I view the source of your reply to me I see > >User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 >Thunderbird/68.8.1 -- glen