The real drawback would possibly just be that, though the content material is similar, people read dev articles proactively, whereas going to websites like mdn particularly to look things up as they want them, so even simply copying the same info right into a platform like dev might help by bringing it to folks's attention. Apart from that, dev simply appears to lack a strong concept for selling creativity and experience above repetitive content, so when folks do write a short post about some cool thing they're doing, it often just disappears within the sea of listicles and beginner tutorials. I doubt a 26 years previous that has not been grown up in a toxic surroundings would suddenly begin to publish copy-pasted stuff and insulting people