I wasn't very clear in the above post, but tracking and "calls to action" in the form of "click the annoying thing" are the main reasons most email clients don'

I wasn't very clear in the above post, but tracking and "calls to action" in the form of "click the annoying thing" are the main reasons most email clients don't load images by default. This seems like another way of adding "rich," interactive content to email, and therefore similarly open to abuse.