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A comment on A Clever Way to Tell Which of Your Emails Are Being Tracked. Parent comment

Re:A Clever Way to Tell Which of Your Emails Are Being Tracked by wtbob on Friday March 20, 2015 @06:21PM (#9241003)
> So all you'll get from 1 pixel image is confirmation of email delivery, which is something you get with SMTP anyway.

You'll get a read-receipt, which SMTP doesn't offer.

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