Peter Coghlan cctalk at beyondthepale.ie
Tue Apr 9 11:03:50 CDT 2019

Jon Elson wrote:
> On 04/08/2019 10:26 PM, Adrian Stoness via cctalk wrote:
> > whats with the weird tag on this thread?
> >
> >
> %20 is an escaped form of the space character.  Some mail 
> programs escape all control characters, or even anything 
> like {} ~.

Yes but "%20" is the form of escape intended for use with http, not for email.
For email, it should be "=20" and if such escaped characters are included in a
subject line, this is supposed to be indicated by the subject field starting
with a sequence like "=?charset?Q?" to flag the use of what is called quoted
printable encoding.

Peter Coghlan.

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