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wouldn't then CC, BCC and TO headers not fit? and emails form different thread, i.e. in gmail?
by epimetheus2 7y ago
wouldn't then CC, BCC and TO headers not fit? and emails form different thread, i.e. in gmail?
- Tomte 7y agoThe headers are totally irrelevant for the actual delivery of the mail. For delivery the so-called envelope is relevant (MAIL FROM, RCPT TO).