> The HTML output is antiquated at best. Though the basic structure of headers and paragraphs is generally semantic, there's no modern semantic elements such as

> The HTML output is antiquated at best. Though the basic structure of headers and paragraphs is generally semantic, there's no modern semantic elements such as main, article, section, nav, header, footer, figure, picture, etc. Embedding videos, social media widgets, etc. isn't possible at all. I don't think that's what Markdown is for. I think Markdown is meant for the content that would appear inside the `article` tag. You're not meant to use it to create an entire website layout.