WttW: Apple MPP

Word to the Wise just published a new brilliant post:

You’ve probably heard about Apple Mail Privacy Protection. Email marketing chat has been all a-twitter about it since it was announced in June. Skipping over all the “Openpocalypse” panic, what is it and what does it do? Image Loads It’s all about images in email and how they’re loaded (particularly invisible one pixel images that are used solely for tracking). Why do we care about image loads? Email marketers and ESPs have used the metadata included with image loads for years to grab information and metrics from their recipients. By using a unique name for an image they can tell when a particular recipient loads that image. That image load correlated with a particular recipient is what ESPs describe as “an Open”, and it means that means the sender knows the recipient read the email. They’ll often use an invisible, single pixel image that can be easily added to every…

Read the original here: Apple MPP