The only times I've seen "Click here if you can't read this email" in an email is when the email is image-only, and the images are being loaded from the web (wh

The only times I've seen "Click here if you can't read this email" in an email is when the email is image-only, and the images are being loaded from the web (which my email reader rightly blocks), instead of being embedded in the email. When an email is composed of text, instead of images, there is never a problem.