Isn't AMP for email kinda what you are describing? "The AMP version of the message is embedded into the email as a new MIME part, in addition to the HTML and p

Isn't AMP for email kinda what you are describing? "The AMP version of the message is embedded into the email as a new MIME part, in addition to the HTML and plaintext, ensuring compatibility across all mail clients" From https://amp.dev/documentation/guides-and-tutorials/start/create_email/ https://amp.dev/documentation/guides-and-tutorials/start/cre...