On Thu, 31 Mar 2016 17:56:21 -0400 Kevin A. McGrail wrote: > On 3/31/2016 1:34 PM, RW wrote: > > > > They have something like: > > > > Content-Type: text; charset="utf-8" > > > > rather than > > > > Content-Type: text/plain; charset="utf-8" > > > > I think you found a bug in sendmail (or something munging things > along the way.)
No, this is in spam. The FPs from sendmail are caused by it relying on its visible text being implicitly text/plain rather that having a Content-Type header.