>But modern HTML engines are designed for the web, so there still really needs to be some sort of agreement on a subset of HTML that handles the things necessar

>But modern HTML engines are designed for the web, so there still really needs to be some sort of agreement on a subset of HTML that handles the things necessary to make email like mail, without including things that make sense for the web but not for mail. What would you think only makes sense for the web and not for mail?