As the article mentions, images aren't the only problem here. I haven't allowed images in email for ages, but I'm still pretty concerned about tracking through

As the article mentions, images aren't the only problem here. I haven't allowed images in email for ages, but I'm still pretty concerned about tracking through other means. In pretty much every automatically generated email I receive, links direct me through some sort of click-tracking system. There is rarely a direct link to a website, and an adblocker is of limited use since much of the information is sent via the link URL.