And yet, it validates - https://validator.w3.org/nu/?doc=https%3A%2F%2Fmeiert.com%2Fen%2Fblog%2Fminimal-web-development%2F https://validator.w3.org/nu/?doc=http

And yet, it validates - https://validator.w3.org/nu/?doc=https%3A%2F%2Fmeiert.com%2Fen%2Fblog%2Fminimal-web-development%2F https://validator.w3.org/nu/?doc=https%3A%2F%2Fmeiert.com%2F... Neither of the three tags you've mentioned are required anymore in HTML5.