Probably never. The audience for SSGs are developers.<p>Netlify CMS and Ghost can feed an SSG but both require a difficult setup for the average user.<p>WP is complicated too but there are many services that install it for you so you can just pick a theme and start writing.<p>Medium is probably the easiest to use but... well it's Medium. Super bloated website with annoying popups and a company with questionable morals.<p><i>Disclaimer: I'm building a blogging platform so I'm probably biased.</i>