https://www.stefanjudis.com/today-i-learned/self-closing-tags-are-mostly-meaningless-in-html

1. Void elements [MDN] like hr, br, input: self-closing doesn't do anything

2. Non-void elements like div: HTML pretends the /> is >

   1. so it's as if you forgot to close your div! 🤯

React doesn't have that problem