This website contains age-restricted materials including nudity and explicit depictions of sexual activity.
By entering, you affirm that you are at least 18 years of age or the age of majority in the jurisdiction you are accessing the website from and you consent to viewing sexually explicit content.
If you’ve ever looked into email protocols you’d find it’s a nightmare of cludged together solutions piled on-top of each other over decades. It simply isn’t designed for instant messaging.
Here’s a great talk that goes into a bunch of issues with email in general.