Consider how many HTML emails the average person receives. Now add 2MB+ [0] for all the images that are attached to each of those emails. Then add the 33% overh

Consider how many HTML emails the average person receives. Now add 2MB+ [0] for all the images that are attached to each of those emails. Then add the 33% overhead for Base64 encoding them. It adds up quickly. Before Gmail came along and drastically increased mailbox sizes, having images attached to every HTML email would quickly overwhelm typical mailboxes. [0] https://www.litmus.com/blog/qa-with-mailcharts-on-email-file-size/ https://www.litmus.com/blog/qa-with-mailcharts-on-email-file...