Please elaborate? Not sure what you're referring to. In any of your paragraphs, in fact.
Isn't the ascetic authoring experience provided my markdown just as much a result of deciding on which set of personal values are and are not important for your users?
Have my upvote.
You can pay a teenager to set up WP or netlify or more. What people pay me and possibly most HNers for is knowing what and when etc.
In a small team or just for an individual this might boil all the way down to personal preference.