I rewrite my own website (this website you’re reading on) to be build with Hugo static site generator to save my content in a simple markdown files.
The best thing about saving content/posts as markdown files is being futureproof. Why it is futureproof? Isn’t everything susceptible to change?
Yes, All things is gonna change in a way or another. But markdown language is simple enough for all programmers to parse its syntax and generate any other file format or post format in the future.
If you compare this to any other format to save your content, it is superior. If you save your content in a database using WordPress. You will be dependent on WordPress configuration in ways to may not realize at first. Your content is saved in a database with somewhat complex set/config compared to just a simple markdown file.