[Mimedefang] Want to modify "read-receipt" img tags in mail

[Kevin A. McGrail]

> Of course, if you do this, simply hitting the server triggers the "Aha,
> someone read this email" nature of the web bug, defeating the purpose of
> the filter.

Not true.  Some of the more advanced bugs have geographical aspects to the
tests for example.  While this is the CURRENT main purpose, I think email
bugs are going to be very prevalent soon unless there is a technological
backlash very quickly to disable them.

KAM